Question

A combination of smoke, fog, chemical pollutants seen in industrialized cities

Answer 1

It is known as SMOG..!!

Answer 2

A combination of smoke, fog, chemical pollutants seen in industrialized cities is known as “SMOG”
Smog is Fog that has become mixed and polluted with smoke. A form of air pollution produced when sunlight causes hydrocarbons and nitrogen oxides from automotive emissions to combine in a photochemical reaction.

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