With reference to refrigerants, consider the following statements: 1. Hydrofluorocarbons can be the alternatives to ozone-destroying chlorofluorocarbons in refrigeration. 2. Hydrofluorocarbons do not have any global warming potential. Which of the stateme

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Q: 48 (IES/2015)
With reference to refrigerants, consider the following statements:
1. Hydrofluorocarbons can be the alternatives to ozone-destroying chlorofluorocarbons in refrigeration.
2. Hydrofluorocarbons do not have any global warming potential.
Which of the statements given above is/are correct?
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question_subject: 

Ecology

question_exam: 

IES

stats: 

0,89,35,89,6,16,13

keywords: 

{'refrigerants': [0, 0, 0, 1], 'hydrofluorocarbons': [0, 0, 0, 2], 'refrigeration': [0, 0, 0, 1], 'chlorofluorocarbons': [0, 0, 0, 2], 'global warming potential': [0, 0, 0, 1], 'ozone': [3, 0, 3, 5]}