AFF Exit Exam • Set 5 Question 20 of 30
Which statement concerning carbon dioxide is FALSE?
✓
Direct Answer
Option B: It is safe to use near personnel in a confined space
While CO2 is effective and safe for electrical fires, it displaces oxygen and can cause asphyxiation. It is NOT safe to use near personnel in a confined space without proper respiratory protection and prior ventilation.
All Options
A
It extinguishes fire by smothering action
B
It is safe to use near personnel in a confined space
(Correct Answer)
C
It leaves no dynamic residue on machinery components
D
It can be utilized safely on electrical fires
Detailed Explanation & Context
While CO2 is effective and safe for electrical fires, it displaces oxygen and can cause asphyxiation. It is NOT safe to use near personnel in a confined space without proper respiratory protection and prior ventilation.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Fire Fighting (AFF).
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