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Which one among the following substances does not contribute to global warming ?
This question appeared in the UPPSC Prelims 2013 examination (GS-I). It is Question 73 out of 150 questions in this paper.
This question was part of the UPPSC Prelims 2013 (GS-I). The UPPSC Prelims examination tests candidates on general studies, current affairs, and aptitude through multiple-choice questions.
Practice previous year questions from all UPPSC Prelims papers and compare patterns with UPSC Prelims PYQ to identify overlapping topics.