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  • What are the ozone depleting substances?
Multiple choice

What are the ozone depleting substances?

  1. POPs

  2. CNG

  3. CFCs

  4. None of the above

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

Chlorofluorocarbons (CFCs) are well-known ozone-depleting substances. They were historically used in refrigeration and aerosols before being phased out.

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