Paper 1 · People, Development and Environment
Which of the following is a non-vehicular pollutant?
ACarbon monoxide
BChlorofluorocarbon ✓ Correct
CSuspended particulate matter
DSulphur dioxide
Correct answer: (B) Chlorofluorocarbon — Chlorofluorocarbon is a non-vehicular pollutant, so that is the answer.
Explanation
★Chlorofluorocarbon is a non-vehicular pollutant, so that is the answer.
★Vehicles mainly give off carbon monoxide, particulate matter and sulphur dioxide.
★Chlorofluorocarbons come from refrigerants and sprays, not from vehicles.
★So the non-vehicular pollutant here is chlorofluorocarbon.
★The other three are typical vehicle exhaust pollutants.
★So the answer is chlorofluorocarbon.
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