MEK Exit Exam • Set 5 Question 12 of 30
What material is not a commonly used as insulation material?
✓
Direct Answer
Option B: Plastic
Plastic is a poor insulation material for high-temperature maritime applications and can melt or release toxic fumes if exposed to heat. Materials like glass wool and fire bricks are standard for their thermal resistance and safety properties.
All Options
A
Wood
B
Plastic
(Correct Answer)
C
Fire Bricks
D
Glass Wool
Detailed Explanation & Context
Plastic is a poor insulation material for high-temperature maritime applications and can melt or release toxic fumes if exposed to heat. Materials like glass wool and fire bricks are standard for their thermal resistance and safety properties.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Marine Engineering Knowledge (MEK).
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