Each hand portable fire extinguisher on a MODU must be marked with __________.
Official USCG Answer & Rule Citation
Correct Answer: Option B — an identification number different from other extinguishers on the unit
Mobile Offshore Drilling Unit (MODU) safety regulations require every hand portable fire extinguisher to display a unique identification number distinguishing it from all others on the unit, ensuring accurate tracking during routine inspections and maintenance under 46 CFR.
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