What is the best way to get drinking water?

Drinking water refers to water suitable for human and other animals Like the original spring water, the water may be natural and drinkable, but in order to ensure safety, it needs to be treated In either case, the safety of water is evaluated by detecting potential harmful pollutants Access to drinking water is very important In developed countries, people usually don't spend too much time on water sources Residents can use fresh and drinkable water when they turn on the tap, which is rich in healthy substances However, in developing countries, especially in Africa, a large part of the population has no access to safe water Unsafe drinking water can carry diseases and heavy metals People who drink this water get sick and are at risk of death Unfortunately, even in areas where people know that water is unsafe, they may drink it because they have no choice The lack of drinking water is often accompanied by other health problems, such as limited open sewers and garbage collection Such public health problems affect the poor more than anyone else The polluted water can be changed into drinking water after treatment Boiling is one of the simplest methods of water treatment Boiling water can't remove serious pollutants, but it can counteract most bacteria and viruses Water can also be treated with chemicals such as bleach, sometimes in the form of tablets that can be used in the wild and camping In addition, the particles in the water can also be removed by pumping through the filter Because of the importance of water quality, many countries take various measures to protect water safety and increase access to drinking water There are also laws governing water safety in some countries that impose severe penalties on polluters These countries usually test the water regularly to obtain pollutants and publish the test results according to the requirements In developing countries, many NGOs are working to improve water quality and other basic sanitation conditions Even in developed countries, access to drinking water after a major disaster can be limited In this case, people can look for drinking water in hot water heaters and toilet tanks It's a good idea to prepare a decontamination pill in the emergency kit After major storms and hurricanes, citizens should wait to make sure that the water is drinkable to prevent the sewer from breaking and polluting the water source.