RAFF Exit Exam • Set 1 Question 24 of 30
For which of the listed classes of fire combinations would carbon dioxide be most suitable as the fire extinguishing agent?
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Direct Answer
Option B: Class b and class C
Carbon dioxide is most suitable for Class B (flammable liquids) and Class C (electrical) fires. It extinguishes by displacing oxygen and cooling, without leaving residue, making it ideal for sensitive equipment and liquid fires, per FSS Code.
All Options
A
Class A and class B
B
Class b and class C
(Correct Answer)
C
Class C and Class A
D
Class C, Class D and Class E
Detailed Explanation & Context
Carbon dioxide is most suitable for Class B (flammable liquids) and Class C (electrical) fires. It extinguishes by displacing oxygen and cooling, without leaving residue, making it ideal for sensitive equipment and liquid fires, per FSS Code.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Refresher Advanced Fire Fighting (RAFF).
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