OCTCO/OCTF Exit Exam • Set 4 Question 9 of 30

Water extinguishes a fire by?

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Direct Answer

Option A: Heat removal or cooling

Water extinguishes fire primarily by cooling—absorbing vast amounts of heat energy as it converts into steam, bringing the fuel temperature below its ignition point.

All Options

Heat removal or cooling (Correct Answer)

Smothering or oxygen exclusion

Flame inhibition

Fuel limitation

Detailed Explanation & Context

Water extinguishes fire primarily by cooling—absorbing vast amounts of heat energy as it converts into steam, bringing the fuel temperature below its ignition point.

Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Oil and Chemical Tanker Cargo Operations (OCTCO/OCTF).

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