Question

State the difference between classical smog and photochemical smog.

Answer 1

the classical smog is made up of just fog +smoke (household thing to be burned) , whereas the photochemical smog is contains some chemical fog

Answer 2

Classical smog is also called London- type smog which occurs in the regions where emission of the sulphur containing compounds is high and air contains high liquid water contents. The main components of classic fog are smog, sulphur dioxide.

Photochemical smog is also called Los- Angeles- type smog which occurs in the regions where there is high emissions of automobiles, large concentrations of reactive hydrocarbons and plenty of sunlight. The main components of photochemical fog are PAN, nitric oxide.