Disadvantages of ammonia using as a refrigerant - Thermodynamics

Q.  What is the disadvantage of ammonia using as a refrigerant?
- Published on 20 Aug 15

a. ammonia cannot be detected in case of leakage
b. ammonia has a bad effect on ozone layer
c. ammonia is toxic in nature
d. ammonia has higher energy cost

ANSWER: ammonia is toxic in nature

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