Multiple choice

Which of the following gaseous pollutants is not emitted from vehicles?

  1. Carbon dioxide (CO2)

  2. Sulphur dioxide (SO2)

  3. Fluorine oxide (FO)

  4. Carbon monoxide (CO)
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Most of the vehicles run on petrol and diesel. The combustion of fuel exhausts out mainly three gaseous pollutants; carbon dioxide (CO2), sulphur dioxide (SO2) and carbon monoxide (CO).

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