Vehicular exhaust pipe emission is one of the major contributors of the air pollution. Present study was an effort of study the impact of exhaust pipe constitutents from two-stroke engine vehicle on the haematological parameters and histopathological pictures of lung and kidney tissues of the male rats during summer season.

The Supreme Court in its order of 4.10.1999 called for suggestions regarding emissions control from two-wheelers and three-wheelers. The EPCA, in its earlier report of August, 1999, had made a brief recommendation that on scooters, which are high emitters of particulate, suggesting that the norms be tightened further, and the next set of standards be announced early.

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