Semi-portable extinguishers used on MODU's are sizes __________.
Official USCG Answer & Rule Citation
Correct Answer: Option D — III, IV, and V
Marine engineering and fire protection standards classified under 46 CFR designate semi-portable fire extinguishers into sizes III, IV, and V based on agent weight and capacity, providing higher-volume suppression for machinery and high-risk hazard spaces.
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