Is smog formed only in winter or only in summer or in both ? Explain

Explanation

### Step-by-Step Solution:

1. **Understanding Smog**:
- Smog is a type of air pollution that can be classified into two main types: classical smog and photochemical smog.

2. **Classical Smog**:
- Classical smog is primarily formed during the winter months.
- It is a mixture of smoke, fog, and sulfur dioxide (SO2).
...