Question

what do you mean by air pollution ?

Answer 1

Air pollution is the combination of variety of harmful gases like...ozone,SOx,NOx,CO WHICH COMES FROM various sources...SOx and NOx causes of acid rain and many other harmul effects.

Answer 2

Air pollution is a mixture of solid particles and gases in the air. Car emissions, chemicals from factories, dust, pollen and mold spores may be suspended as particles. Ozone, a gas, is a major part of air pollution in cities. When ozone forms air pollution, it's also called smog. Some air pollutants are poisonous.