Question

Which amongst the following are the major contaminants of air pollution?

Answer 1

Answer:

The following industries are among those that emit a great deal of pollutants into the air: thermal power plants, cement, steel, refineries, petro chemicals, and mines.

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National Ambient Air Quality StandardsPOLLUTANTSAVERAGE TIMECONCENTRATIONLeadA.A0.75 µg/m324H1.0 µg/m3Carbon MonoxideA.A2.0 µg/m3

Explanation:

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Answer 2

Answer:

that emit a great deal of pollutants into the air: thermal power plants, cement, steel, refineries, petro chemicals, and mines.

...

National Ambient Air Quality StandardsPOLLUTANTSAVERAGE TIMECONCENTRATIONLeadA.A0.75 µg/m324H1.0 µg/m3Carbon MonoxideA.A2.0 µg/m3

Explanation:

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