Question

Q. Consider the following pollutants:

Which of the above are present in vehicular emissions?

• A.
  1, 2 and 4 only
• B.
  2, 3 and 4 only
• C.
  1 and 3 only
• D.
  1, 2, 3 and 4

Answer 1

The correct option is D

1, 2, 3 and 4
Explanation:

The following are the major pollutants from motor vehicles:

1. Particulate matter (PM).
2. Volatile Organic Compounds (VOCs).
3. Nitrogen oxides $\left(N{O}_x\right)$
4. Carbon monoxide (CO).
5. Sulfur dioxide $\left(S{O}_2\right)$
6. Carbon Dioxide.
7. Hydrocarbons.