Air pollution is a major concern of new civilized world, which has serious toxicological impact on human health and the environment. it has a number of different emission sources. but motor vehicles and industrial processes contribute the major part of air pollution, According to the W.H.O, six major air pollutants include particle pollution, ground level ozone, carbon monoxide, sulfur oxides, nitrogen oxides,and lead. Long and short term exposure to air suspended toxicants has a different toxicological impact on human including respiratory and cardiovascular disease, neuropsychiatric completions, the eyes irritation, skin disease, and long term chronic disease such as cancer


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