REPFF Exit Exam • Set 1 Question 22 of 30
Below is a list of fire extinguisher types matched with surfaces on which they can be used? Which is the incorrect option
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Direct Answer
Option B: Class B – Plastics, polyethylene, Styrofoams
Plastics, polyethylene, and Styrofoams melt and behave like liquid fuel fires, classifying them under Class B rather than Class A, making option B the incorrect pairing in the standard fire classification framework.
All Options
A
Class A – Cloth, paper and rubber
B
Class B – Plastics, polyethylene, Styrofoams
(Correct Answer)
C
Class C – Wiring, fuse boxes, electrical equipment and computers
D
Class D – Combustible metals such as magnesium, potassium and sodium
Detailed Explanation & Context
Plastics, polyethylene, and Styrofoams melt and behave like liquid fuel fires, classifying them under Class B rather than Class A, making option B the incorrect pairing in the standard fire classification framework.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Refresher Fire Prevention & Fire Fighting (REPFF).
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