Source pollutants in the air can be divided into 2 major sources include
1. Caused by nature, such as wind, dust storms, volcanic eruptions, fires, natural gas
. Pollutants caused by human nature will affect very few
2.Caused by human activities, including transportation
2.1. Caused by vehicles such as cars, planes, boats, motor powered by a major pollutants from automobile exhaust and
.Oxides of nitrogen Carbon dioxide Carbon monoxide Mao
smoke, dust, sulfur dioxide and heavy metals
2.2. Caused by industrial Industry is very important
.Emissions to air include industrial chemicals. Electricity industry
Smelting industryMetal refining industry. Cement industry Food processing industry Process to toxins, such as moths, dust, smoke, vapor, steam, acid
.Consisting of sulfur dioxide, lead Oxides of nitrogen Oxides of carbon, etc.
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