USCG USCG Steam
Set 8 • Question #447 of 496
Launch Interactive Practice Room Efficient combustion in a boiler is indicated by a __________.
A
white haze
B
brown haze
✓ Correct Answer
C
yellow haze
D
black haze
USCG NMC Regulatory Explanation
In USCG Steam Plants (Boilers & Turbines), regarding 'Efficient combustion in a boiler is indicated by a', the verified engineering fact is: 'brown haze'.
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