Air pollutants

Ais is a combined mixture of several gases. The major component of air is nirogro gas that is about is 78%, oxygen is 21%, and carbon dioxide, argon,methane, ozona and vapours constitute the rest of the 1%in air. Air pollution occure when unwanted and harmful substances are odded into atmosphere. The unwanted substances that cotanminate the air are called air pollutants. 

Air pollutants are found every where in our surrounding atmosphere:outdoor and indoor . They lead to disease, allergies and ever deaths. The are dangerours for humans,animals and plant minly crops and also destruct the environment.  Man-made activities and serveral national practices generate the pollution in air. Major air pollutants of air are sulphur dioxide,  carbon monoxide, oxides of nitrogen and chlorofluorocarbons that are explained below:


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