In this section we list some of the common air pollutants. You can find the source and the effect of these pollutants by clicking on the following sections:

Carbon monoxide Carbon dioxide Sulphur dioxide Nitrogen oxides

Hydrocarbons Ozone Particulates Lead Chlorofluorocarbons (CFCs)

1. Affects human health
   One may have symtomps such as headaches, irritation of eyes, nose and throat, nausea and general ill feeling. Respiratory diseases may also observed.

2. Affects plants
   Some plants such as lichens are sensitive to pollutants. Lichens can as a bio-indicator. Other plants may be destroyed by altered mud acidity and release of poison metal ions.

3. Damaging effects on surroundings
   Metals corrode, stoneworks weather by acid rain.

Other serious effects include acid rain, photochemical smog, ozone layer depletion and greenhouse effect.

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