Question

Air pollution means mixing of harmful gases in the air. It is cause by the smoke emitted from factories, vehicles, burning of coal or wood for fuel. It is harmful for human beings, animals and plants. Write an article about it in about 150 words​

Answer 1

Answer:

9

Explanation:

Answer 2

Explanation:

search it on Google

u will get it easily

itna kon likhaga???

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