Refresher Exit Exam • Set 2 Question 23 of 30
The most common and widely used cooling agent used for fighting fires on merchant vessels is:
✓
Direct Answer
Option A: Water
Water is the most common and versatile cooling agent on ships. It effectively absorbs heat by changing from liquid to vapor, cooling burning surfaces, and creating a steam blanket to smother the fire.
All Options
A
Water
(Correct Answer)
B
Carbon dioxide
C
Steam smothering
D
Flue gas
Detailed Explanation & Context
Water is the most common and versatile cooling agent on ships. It effectively absorbs heat by changing from liquid to vapor, cooling burning surfaces, and creating a steam blanket to smother the fire.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Refresher Course for STCW Modular Courses (Refresher).
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