Chapter 20, Problem 20.55QP

Interpretation Introduction

Interpretation:

The ways to reduce the formation of photochemical smog has to be suggested.

Concept Introduction:

Photochemical smog:

Smog is the combination of smoke and fog.  Release of $\text{NO,}\text{CO}$ and unburned hydrocarbons from automobiles are called as primary pollutants which undergo several photochemical reactions and produces secondary pollutants.  These secondary pollutants contains mainly ${\text{NO}}_{\text{2}}{\text{ and O}}_{\text{3}}$ are responsible for smog.  The formation of smog by photochemical reactions is known as photochemical smog.