Multiple choice

Which of the following constituents of pollutant exaust is hazardous to man?

  1. CO

  2. CO2

  3. Lead particle

  4. Carbon particle

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Carbon monoxide is hazardous to man as CO combines with hemoglobin of the blood which causes the death of a person when a person takes inside the large amount of it in the body.