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Consider the following statements1. Large cold storage plants use ammonia as refrigerant while domestic refrigerators use chlorofluorocarbons.2. Ammonia can be liquefied at ambient temperatures and at low pressures.3. Chlorofluorocarbons are air pollutants.The correct statement(s) is/are:

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Consider the following statements<br>1. Large cold storage plants use ammonia as refrigerant while domestic refrigerators use chlorofluorocarbons.<br>2. Ammonia can be liquefied at ambient temperatures and at low pressures.<br>3. Chlorofluorocarbons are air pollutants.<br>The correct statement(s) is/are:






 
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