Air purifier manufacturers tell you the truth! air pollution

　　Air pollution, also known as air pollution, refers to the entry of certain substances into the atmosphere due to human activities or natural processes, showing sufficient concentrations for sufficient time, and thus endangering the comfort, health and welfare of the human body or the environment. Phenomenon. That is, the air contains one or more pollutants, and the amount, nature and time of its existence will harm the lives of humans, plants and animals, damage property, or interfere with the comfortable living environment, such as the presence of odors. In short, as long as a certain substance exists in sufficient quantity, nature and time to affect human beings or other living things and property, we can call it air pollutants. In other words, the abnormal increase of certain substances in the air creates a situation of air pollution.

　　There are many types of air pollutants, and their forms may be solid particles, droplets or gases, or a mixture of these forms. What types of air pollutants are currently defined in my country's laws?

　　air pollutants

　　According to the definition of the Air Pollution Control Law and related regulations, air pollutants can be divided into four major categories.

　　gaseous pollutants

　　Including sulfur oxides, carbon monoxide, nitrogen oxides, hydrocarbons, chlorine, hydrogen gas, fluorides, chlorinated hydrocarbons, etc.

　　Including suspended particulates, gold bureau soot, black smoke, acid mist, falling dust, etc.

　　Secondary pollutants

　　Refers to the pollution generated by the photochemical reaction of pollutants in the air, including photochemical fog, photochemical high oxides, etc.

　　malodorous substances

　　Including chlorine, hydrogen sulfide, methyl sulfide, mercaptans, methylamines, etc.

　　The more common air pollutants include suspended particulates, carbon monoxide, sulfur oxides, nitrogen oxides and hydrocarbons, etc., most of which are produced by human factors. Most of the air pollutants produced by human factors (such as chimney emissions, vehicle emissions, etc.) in the laws and regulations of our country have "emission standards" to regulate their emissions.

　　indoor pollution

　　Indoor Air Pollution Survey Report

　　What are the common pollutants in interior decoration? What are the potential hazards to humans? How to take some preventive measures? The following do some detailed introduction.

　　Common pollutants and their hazards

　　There are more than 500 kinds of volatile substances in indoor air, including more than 20 kinds of carcinogens and more than 200 kinds of pathogenic viruses. The major hazards are: formaldehyde, benzene, ammonia and trichloroethylene. However, indoor air pollution mainly comes from decoration pollution. In the decoration of new homes, harmful substances such as benzene, formaldehyde, ammonia, radon, and total volatile organic compounds are common pollutants, mainly from various coatings, adhesives, artificial floors, wallpapers, floor tiles, paints and other decoration and decoration materials.

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