AFF Exit Exam • Set 7 Question 6 of 30
To safely enter a compartment where CO2 has been released from a fixed extinguishing system, you should:
✓
Direct Answer
Option B: Wear a self-contained breathing apparatus (SCBA)
Carbon dioxide (CO2) displaces oxygen and can create a hazardous atmosphere for breathing. Entering a compartment where CO2 has been released requires a self-contained breathing apparatus (SCBA) to ensure a safe supply of breathable air.
All Options
A
Run a hand-held exhaust blower for five minutes first
B
Wear a self-contained breathing apparatus (SCBA)
(Correct Answer)
C
Wear a generic particulate dust filter mask
D
Wait ten minutes for gas settlement before walking in
Detailed Explanation & Context
Carbon dioxide (CO2) displaces oxygen and can create a hazardous atmosphere for breathing. Entering a compartment where CO2 has been released requires a self-contained breathing apparatus (SCBA) to ensure a safe supply of breathable air.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Fire Fighting (AFF).
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