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    Home > Coatings News > Paints and Coatings Market > Industry | Shenyang Commercial and Residential Building Exterior Wall Insulation Material Sudden Fire "Fire Dragon" Hits the Roof

    Industry | Shenyang Commercial and Residential Building Exterior Wall Insulation Material Sudden Fire "Fire Dragon" Hits the Roof

    • Last Update: 2021-04-30
    • Source: Internet
    • Author: User
    Search more information of high quality chemicals, good prices and reliable suppliers, visit www.echemi.com
    At 21:16 on December 2, a fire broke out on the exterior wall insulation material of the commercial and residential building, No.


    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    Definition of high-rise building

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    Definition of high-rise building

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    Definition of high-rise building

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    Definition of high-rise building

    1.
    Definition of high-rise building 1.
    Definition of high-rise building 

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings, that is, residential buildings with a building height greater than 27m and non-single-storey factory buildings, warehouses and other civil buildings with a building height greater than 24m.
    In the United States, 24.
    6m or more than 7 stories are considered high-rise buildings; in Japan, 31m or 8 stories or more are considered high-rise buildings; in the United Kingdom, buildings equal to or greater than 24.
    3m are considered high-rise buildings.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">my country's definition of high-rise buildings

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">China's "Technical Regulations for Concrete Structures of High-Rise Buildings" (JGJ 3-2010) 1.
    0.
    2 stipulates that residential buildings with 10 stories or more or with a building height greater than 28m and other high-rise civil buildings with a building height greater than 24m shall be high-rise buildings.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">China's "General Principles of Civil Architecture Design" (GB50352-2005) divides residential buildings into low-rise residences from the first to third floors, multi-storey residences from the fourth to sixth floors, and mid- to high-rise residences from the seventh to ninth floors.
    Ten floors and above are high-rise residential buildings.
    In addition to residential buildings, civil buildings with a height of no more than 24m are single-story and multi-storey buildings, and those with a height of more than 24m are high-rise buildings (excluding single-story public buildings with a building height of more than 24m); civil buildings with a building height of more than 100m are super High-rise building.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise civil buildings include residential buildings and public buildings, which can be divided into one and two categories according to their building height, use function and floor area.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Fire characteristics of high-rise buildings

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.


    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.


    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.


    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.


    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.


    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.


    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings, that is, residential buildings with a building height greater than 27m and non-single-storey factory buildings, warehouses and other civil buildings with a building height greater than 24m.
    In the United States, 24.
    6m or more than 7 stories are considered high-rise buildings; in Japan, 31m or 8 stories or more are considered high-rise buildings; in the United Kingdom, buildings equal to or greater than 24.
    3m are considered high-rise buildings.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">my country's definition of high-rise buildings

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">China's "Technical Regulations for Concrete Structures of High-Rise Buildings" (JGJ 3-2010) 1.
    0.
    2 stipulates that residential buildings with 10 stories or more or with a building height greater than 28m and other high-rise civil buildings with a building height greater than 24m shall be high-rise buildings.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">China's "General Principles of Civil Architecture Design" (GB50352-2005) divides residential buildings into low-rise residences from the first to third floors, multi-storey residences from the fourth to sixth floors, and mid- to high-rise residences from the seventh to ninth floors.
    Ten floors and above are high-rise residential buildings.
    In addition to residential buildings, civil buildings with a height of no more than 24m are single-story and multi-storey buildings, and those with a height of more than 24m are high-rise buildings (excluding single-story public buildings with a building height of more than 24m); civil buildings with a building height of more than 100m are super High-rise building.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise civil buildings include residential buildings and public buildings, which can be divided into one and two categories according to their building height, use function and floor area.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings, that is, residential buildings with a building height greater than 27m and non-single-storey factory buildings, warehouses and other civil buildings with a building height greater than 24m.
    In the United States, 24.
    6m or more than 7 stories are considered high-rise buildings; in Japan, 31m or 8 stories or more are considered high-rise buildings; in the United Kingdom, buildings equal to or greater than 24.
    3m are considered high-rise buildings.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">my country's definition of high-rise buildings

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">China's "Technical Regulations for Concrete Structures of High-Rise Buildings" (JGJ 3-2010) 1.
    0.
    2 stipulates that residential buildings with 10 stories or more or with a building height greater than 28m and other high-rise civil buildings with a building height greater than 24m shall be high-rise buildings.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">China's "General Principles of Civil Architecture Design" (GB50352-2005) divides residential buildings into low-rise residences from the first to third floors, multi-storey residences from the fourth to sixth floors, and mid- to high-rise residences from the seventh to ninth floors.
    Ten floors and above are high-rise residential buildings.
    In addition to residential buildings, civil buildings with a height of no more than 24m are single-story and multi-storey buildings, and those with a height of more than 24m are high-rise buildings (excluding single-story public buildings with a building height of more than 24m); civil buildings with a building height of more than 100m are super High-rise building.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise civil buildings include residential buildings and public buildings, which can be divided into one and two categories according to their building height, use function and floor area.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings, that is, residential buildings with a building height greater than 27m and non-single-storey factory buildings, warehouses and other civil buildings with a building height greater than 24m.
    In the United States, 24.
    6m or more than 7 stories are considered high-rise buildings; in Japan, 31m or 8 stories or more are considered high-rise buildings; in the United Kingdom, buildings equal to or greater than 24.
    3m are considered high-rise buildings.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">my country's definition of high-rise buildings

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">China's "Technical Regulations for Concrete Structures of High-Rise Buildings" (JGJ 3-2010) 1.
    0.
    2 stipulates that residential buildings with 10 stories or more or with a building height greater than 28m and other high-rise civil buildings with a building height greater than 24m shall be high-rise buildings.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">China's "General Principles of Civil Architecture Design" (GB50352-2005) divides residential buildings into low-rise residences from the first to third floors, multi-storey residences from the fourth to sixth floors, and mid- to high-rise residences from the seventh to ninth floors.
    Ten floors and above are high-rise residential buildings.
    In addition to residential buildings, civil buildings with a height of no more than 24m are single-story and multi-storey buildings, and those with a height of more than 24m are high-rise buildings (excluding single-story public buildings with a building height of more than 24m); civil buildings with a building height of more than 100m are super High-rise building.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise civil buildings include residential buildings and public buildings, which can be divided into one and two categories according to their building height, use function and floor area.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings, that is, residential buildings with a building height greater than 27m and non-single-storey factory buildings, warehouses and other civil buildings with a building height greater than 24m.
    In the United States, 24.
    6m or more than 7 stories are considered high-rise buildings; in Japan, 31m or 8 stories or more are considered high-rise buildings; in the United Kingdom, buildings equal to or greater than 24.
    3m are considered high-rise buildings.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">my country's definition of high-rise buildings

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">China's "Technical Regulations for Concrete Structures of High-Rise Buildings" (JGJ 3-2010) 1.
    0.
    2 stipulates that residential buildings with 10 stories or more or with a building height greater than 28m and other high-rise civil buildings with a building height greater than 24m shall be high-rise buildings.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">China's "General Principles of Civil Architecture Design" (GB50352-2005) divides residential buildings into low-rise residences from the first to third floors, multi-storey residences from the fourth to sixth floors, and mid- to high-rise residences from the seventh to ninth floors.
    Ten floors and above are high-rise residential buildings.
    In addition to residential buildings, civil buildings with a height of no more than 24m are single-story and multi-storey buildings, and those with a height of more than 24m are high-rise buildings (excluding single-story public buildings with a building height of more than 24m); civil buildings with a building height of more than 100m are super High-rise building.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise civil buildings include residential buildings and public buildings, which can be divided into one and two categories according to their building height, use function and floor area.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings, that is, residential buildings with a building height greater than 27m and non-single-storey factory buildings, warehouses and other civil buildings with a building height greater than 24m.
    In the United States, 24.
    6m or more than 7 stories are considered high-rise buildings; in Japan, 31m or 8 stories or more are considered high-rise buildings; in the United Kingdom, buildings equal to or greater than 24.
    3m are considered high-rise buildings.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">my country's definition of high-rise buildings

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">China's "Technical Regulations for Concrete Structures of High-Rise Buildings" (JGJ 3-2010) 1.
    0.
    2 stipulates that residential buildings with 10 stories or more or with a building height greater than 28m and other high-rise civil buildings with a building height greater than 24m shall be high-rise buildings.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">China's "General Principles of Civil Architecture Design" (GB50352-2005) divides residential buildings into low-rise residences from the first to third floors, multi-storey residences from the fourth to sixth floors, and mid- to high-rise residences from the seventh to ninth floors.
    Ten floors and above are high-rise residential buildings.
    In addition to residential buildings, civil buildings with a height of no more than 24m are single-story and multi-storey buildings, and those with a height of more than 24m are high-rise buildings (excluding single-story public buildings with a building height of more than 24m); civil buildings with a building height of more than 100m are super High-rise building.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise civil buildings include residential buildings and public buildings, which can be divided into one and two categories according to their building height, use function and floor area.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings, that is, residential buildings with a building height greater than 27m and non-single-storey factory buildings, warehouses and other civil buildings with a building height greater than 24m.
    In the United States, 24.
    6m or more than 7 stories are considered high-rise buildings; in Japan, 31m or 8 stories or more are considered high-rise buildings; in the United Kingdom, buildings equal to or greater than 24.
    3m are considered high-rise buildings.

    High-rise buildings, that is, residential buildings with a building height greater than 27m and non-single-storey factory buildings, warehouses and other civil buildings with a building height greater than 24m.
    In the United States, 24.
    6m or more than 7 stories are considered high-rise buildings; in Japan, 31m or 8 stories or more are considered high-rise buildings; in the United Kingdom, buildings equal to or greater than 24.
    3m are considered high-rise buildings.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">my country's definition of high-rise buildings

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">my country's definition of high-rise buildings

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">my country's definition of high-rise buildings

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">my country's definition of high-rise buildings

    China's definition of high-rise buildings China 's definition of high-rise buildings

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">China's "Technical Regulations for Concrete Structures of High-Rise Buildings" (JGJ 3-2010) 1.
    0.
    2 stipulates that residential buildings with 10 stories or more or with a building height greater than 28m and other high-rise civil buildings with a building height greater than 24m shall be high-rise buildings.

    China's "Technical Regulations for Concrete Structures of High-Rise Buildings" (JGJ 3-2010) 1.
    0.
    2 stipulates that residential buildings with 10 stories or more or with a building height greater than 28m and other high-rise civil buildings with a building height greater than 24m shall be high-rise buildings.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">China's "General Principles of Civil Architecture Design" (GB50352-2005) divides residential buildings into low-rise residences from the first to third floors, multi-storey residences from the fourth to sixth floors, and mid- to high-rise residences from the seventh to ninth floors.
    Ten floors and above are high-rise residential buildings.
    In addition to residential buildings, civil buildings with a height of no more than 24m are single-story and multi-storey buildings, and those with a height of more than 24m are high-rise buildings (excluding single-story public buildings with a building height of more than 24m); civil buildings with a building height of more than 100m are super High-rise building.

    China's "General Principles of Civil Architecture Design" (GB50352-2005) divides residential buildings into low-rise residences from the first to third floors, multi-storey residences from the fourth to sixth floors, and mid- to high-rise residences from the seventh to ninth floors.
    Ten floors and above are high-rise residential buildings.
    In addition to residential buildings, civil buildings with a height of no more than 24m are single-story and multi-storey buildings, and those with a height of more than 24m are high-rise buildings (excluding single-story public buildings with a building height of more than 24m); civil buildings with a building height of more than 100m are super High-rise building.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise civil buildings include residential buildings and public buildings, which can be divided into one and two categories according to their building height, use function and floor area.

    High-rise civil buildings include residential buildings and public buildings, which can be divided into one and two categories according to their building height, use function and floor area.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Fire characteristics of high-rise buildings

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.


    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.


    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.


    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.


    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.


    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.


    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Fire characteristics of high-rise buildings

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.


    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.


    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.


    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Fire characteristics of high-rise buildings

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Fire characteristics of high-rise buildings

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Fire characteristics of high-rise buildings

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Fire characteristics of high-rise buildings

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Fire characteristics of high-rise buildings

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Fire characteristics of high-rise buildings

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Fire characteristics of high-rise buildings

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Fire characteristics of high-rise buildings

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Fire characteristics of high-rise buildings

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Fire characteristics of high-rise buildings

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Fire characteristics of high-rise buildings

    2.
    Fire characteristics of high-rise buildings 2.
    Fire characteristics of high-rise buildings

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    1.
    There are many ways for the spread of fireworks, which is easy to form a three-dimensional fire

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    Vertical pipe diameter, shared space, glass curtain wall gaps and other parts are prone to "chimney effect", causing smoke and fire to spread rapidly.
    Fireworks are easy to spread along the ceiling, doors, windows, and walkways in the horizontal direction, and external wind will increase the fire.
    Spread, easy to explode.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">"Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    "Chimney effect" refers to the phenomenon that indoor air rises or falls along a space with a vertical slope, causing air to strengthen convection.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">2.
    Difficulty in evacuation, which can easily cause casualties

    2.
    Difficulty in evacuation, which can easily cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    The crowd is dense, and when a fire occurs, people are often panicked and crowded, which is easy to cause trampling injuries and deaths, and even people jumping off the building accidents.
    High temperature and smoke fill the building with low visibility, increasing the difficulty of safe evacuation; the smoke can easily cause suffocation, casualties.

    75em; text-indent: 0em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">3.
    The glass curtain wall is easy to cause casualties

    3.
    The glass curtain wall is easy to cause casualties

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    High-rise buildings with glass curtain walls are subject to high temperature or flame, which may cause the glass curtain walls to break and fall.
    It even formed "glass rain", affecting combat operations, destroying water hoses and other equipment, and even causing casualties.

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">4.
    There are many fire hazards and fires are prone to occur

    4.
    There are many fire hazards and fires are prone to occur

    75em; text-indent: 2em; font-family: ; font-size: 16px; box-sizing: border-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0);">The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.

    The construction period of high-rise buildings is long, there are many temporary fires at the construction site, the electricity consumption is large, and there are many flammable and combustible materials stored; while the bottom podiums of high-rise buildings in use are mostly commercial functional areas such as shopping malls, restaurants, and entertainment, and the main building It is residential, office or hotel, etc.
    , with large volume, complex functions, various electrical equipment, many combustibles, high fire load density, and lax fire safety management, which can easily cause fires and cause serious consequences.
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