The commonly used refrigerant in domestic refrigerators is :
घरेलू रेफ्रिजरेटर में आमतौर पर इस्तेमाल किया जाने वाला रेफ्रिजरेंट है:
CO2
R134a
Nitrogen
Ammonia
R134a
The R134a was
the first chlorine free refrigerant discovered. R134a is used now a day as the
working fluid in domestic refrigerators.
Hence, the
correct option is (B).
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