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one of the main causes of air pollution in cities is emissions from vehicles like cars and trucks. an old or poorly tuned engine will produce more pollutants in the air ,rather than a new and well tuned engine. so,it is checked for vehicle emission and air pollution safety.

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Pollutants for which pollution check is conducted?

Both carbon dioxide and toxic rain


What types of pollution are there?

Secondary pollutants. Secondary pollutants are pollutants caused by man. Which consider smog, chemical pollution,ect.. Primary pollutants. primary pollutants are pollutants that are caused by nature. Volcano's eruptions etc. pollution can be caused in the air water sound and any where in the environment


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average vehical checked per month


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The main types of environmental pollution are air pollution, water pollution, soil pollution, and noise pollution. Air pollution is caused by emissions from vehicles and industrial activities, while water pollution results from untreated sewage and chemical run-off. Soil pollution occurs from the use of pesticides and industrial waste, and noise pollution is caused by excessive noise from sources such as construction and traffic.


Substances discharged into the air are called what?

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What are the pollutants of land pollution?

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