Which of the following is not a common refrigerant? (A) Freon-12 (B) Ethylene (C) Ammonia (D) Carbon dioxide

Which of the following is not a common refrigerant? (A) Freon-12
(B) Ethylene
(C) Ammonia
(D) Carbon dioxide
by

1 Answer

Answer :

(B) Ethylene
by

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