Question

What is air pollution wiki/ some points?

Answer 1

hey dude...!

Air pollution:::::::
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**The presence of chemicals in the air causes air pollution, which can cause dangerous medical conditions in humans. 
**The substance can be solid particles, liquid droplets, or gases. ...
**Other examples include carbon monoxide gas from motor vehicle exhaust, or the sulfur dioxide released from factories.
**Secondary pollutants are not emitted directly.
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thanks....!☺☺

Answer 2

hello
wiki means wikipedia i am right