USCG USCG General Eng
Set 10 • Question #38 of 498
Launch Interactive Practice Room In the presence of an open flame or hot surfaces, chlorinated fluorocarbon refrigerants decomposes and form __________.
A
petroleum crystals
B
phosgene gas
✓ Correct Answer
C
water vapor
D
carbon monoxide
USCG NMC Regulatory Explanation
In USCG Marine Engineering General Subjects, for engine room systems involving 'In the presence of an open flame or hot surfaces, chlorinated fluorocarbon refrigerants decomposes and form', the standard operating requirement is: 'phosgene gas'.
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