What is the total number of approved low-velocity spray ("water-fog") applicators required aboard a tankship?
Official USCG Answer & Rule Citation
Correct Answer: Option B — 7
Title 46 CFR fire protection standards require tankships to be equipped with a specific number of low-velocity spray water-fog applicators, designated as seven units, used in conjunction with combination fire nozzles for structural firefighting and vapor mitigation.
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