Question

Differentiate between primary and seconndar pollutats. Explain how these pollutants are harmful to humans and environment

Answer 1

Explanation:

The major primary pollutants are Oxides of Sulphur, Oxides of Nitrogen, Oxides of Carbon, Particulate Matter, Methane, Ammonia, Chlorofluorocarbons, Toxic metals etc. The secondary pollutants are not emitted directly.

Answer 2

this is you write ans .

thanks you.....