Motor Plants & Auxiliary Boilers USCG Question #1484 (Set 31)

The device shown in the illustration is classified as a/an __________. Illustration MO-0008

USCG Exam Illustration MO-0008
USCG Examination Diagram: Illustration MO-0008
Official USCG Answer & Rule Citation

Correct Answer: Option A — comparator type mist detector

Crankcase protection systems utilizing photoelectric comparison cells to measure oil mist density are classified as comparator type mist detectors per marine engineering standards.

100% Free & Open Access — No daily limits, paywalls, or gated answers on BrightMariner.