Automobile workers are at high risk for lung, urinary tract, brain and skin cancers due to their direct exposure to polycyclic aromatic hydrocarbons (PAH) and lead (Pb) toxicity. The current study was aimed to assess the effect of automobile workshop environment on health of auto mechanics in N. W. F. P. Pakistan. A questionnaire was designed and blood samples were collected from the auto mechanics and students. Students of University of Malakand were selected as control, that is, that were not exposed to automobile workshop environment.