. Depletion of ozone layer is mainly due to

A: Methane

B: Carbon dioxide

C: Chlorofluorocarbons

D: Nitrogen

Best Answer

Explanation

The major cause of ozone layer depletion causing a hole in the ozone is manufactured chemicals specifically those containing halons,

Chlorofluorocarbons (CFCs), Hydrochlorofluorocarbons (HCFCs).

Example: Refrigerants, propellants, solvents and foam-blowing substances.

Final Answer

Hence, option C. i.e., Chlorofluorocarbons is the correct answer.

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