Which of the following statement is correct for ammonia as a refrigerant?

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VideRime Staff asked 5 years ago
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Which of the following statement is correct for ammonia as a refrigerant?

a) It is toxic to mucous membranes.

b) It requires large displacement per TR compared to fluoro carbons.

c) It reacts with copper and its alloys.

d) All of these

Refrigeration & Air-Conditioning Practice Set-2