USCG USCG General Eng
Set 9 • Question #482 of 498
Launch Interactive Practice Room Ammonia when used as a refrigerant is valuable because of its high efficiency, it is however __________.
A
toxic
B
flammable
C
explosive
D
all of the above
✓ Correct Answer
USCG NMC Regulatory Explanation
In USCG Marine Engineering General Subjects, for engine room systems involving 'Ammonia when used as a refrigerant is valuable because of its high efficiency, it is however', the standard operating requirement is: 'all of the above'.
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