Modern refrigerators usually use a refrigerant called ______________

Modern refrigerators usually use a refrigerant called ______________ Correct Answer HFC-134a

Modern refrigerators use a refrigerant called HFC-134a. IUPAC name of HFC-134a is 1,1,1,2-Tetrafluoroethane. This is generally accepted because of its nature, it does not deplete the ozone layer.
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What is the root cause of Ozone destruction? (a) Use of air conditioners, refrigerators, sprays. (b) Use of air conditioners, refrigerators water filters. (c) Use of sprays, air conditioners. (d) Use of washing machines, water filters and air conditioners.
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