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    Home > Chemicals Industry > Chemical Technology > Definition of risk

    Definition of risk

    • Last Update: 2022-02-12
    • Source: Internet
    • Author: User
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    1.


    (1) Danger

    Danger refers to the potential of people's thinking, consciousness or behavior, systems, objects, facilities, places, technological processes, management, or nature to cause damage to people, property, or the environment.


    "The potential to cause damage" refers to the possibility of suffering economic damage and non-economic damage.


    Danger is a collection of hazards, non-hazard sources that are about to be transformed into hazards, and potential safety hazards


    (2) Risk

    To evaluate a thing, we often say how big the risk is: for a thing that ends, we often say that there is almost an accident


    Risk is a unity composed of the two essential attributes of benefit and danger.


    Risk = possibility and result of return + possibility and result of danger

    Income is composed of economic benefits or non-economic expected effects (such as political goals, improvement of physical health, reversal of the situation, improvement of the environment, or improvement of morale, reputation and social influence, etc.


    (3) Broad risk and narrow risk

    Risks that people often talk about include broad and narrow definitions


    Risk in a broad sense emphasizes the uncertainty of risk in risk practice


    Generalized risk = uncertainty of return + uncertainty of danger

    The narrow sense of risk only simply emphasizes the uncertainty of damage in risk practice.


    Narrow risk = dangerous uncertainty

    The size of the narrow risk can be expressed by the formula (4-1):

    R=P×S (4-1)

    In the formula, R (risk) represents the risk characterization; P (probability) represents the probability of occurrence of a risk (a real number from 0 to 1) or the number of harmful events in a risk activity: S (sequel) represents the consequences of the risk event


    If the risk is controlled by multiple independent and related factors, then its quantitative indicator is

    R=P 1 ×P 2 ×P 3 ×P n ×S

    The similarity between the two definitions of broad risk and narrow risk is that both risk and danger may cause damage to the actors


    (4) Taking risks is an inevitable choice and decision of people

    In any social practice, safety is relative and risk is absolute


    All human social practices have risks.


    Related Links: Management and Control of Security Hazards (2)

     

     

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