Chlorofluorocarbons, commonly called CFCs or Freons, release chlorine atoms in the stratosphere. These chlorine atoms destroy ozone molecules through catalytic reactions and are a major cause of ozone-layer depletion.
Which of the following gas mainly responsible for ozone layer depletion?
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This question is part of 🔬 General Science within the broader 🌐 Current Affairs & GK subject and appears in the PPSC Punjab Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.