USCG USCG General Eng
Set 2 • Question #279 of 498
Launch Interactive Practice Room An acetylene pressure regulator should never be adjusted to maintain pressures exceeding 15 psig (103.4 kPa) because __________.
A
the relief valve will lift
B
the fusible plug will blowout
C
rapid depletion of acetylene is hazardous
D
this gas become extremely unstable under this condition
✓ Correct Answer
USCG NMC Regulatory Explanation
In USCG Marine Engineering General Subjects, for engine room systems involving 'An acetylene pressure regulator should never be adjusted to maintain pressures exceeding 15 psig (103.4 kPa) because', the standard operating requirement is: 'this gas become extremely unstable under this condition'.
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