USCG USCG Steam
Set 9 • Question #485 of 496
Launch Interactive Practice Room The purpose of the mica used in a boiler water gage glass assembly is to prevent __________.
A
overheating of the glass
B
light refraction in the glass
C
etching of the glass
✓ Correct Answer
D
leakage from the glass
USCG NMC Regulatory Explanation
In USCG Steam Plants (Boilers & Turbines), regarding 'The purpose of the mica used in a boiler water gage glass assembly is to prevent', the verified engineering fact is: 'etching of the glass'.
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