RAFF Exit Exam • Set 1 Question 28 of 30
There are two disadvantages to CO2 when used as a total flooding fire fighting agent. One of them is extinguishing concentrations will not support human life and _____
✓
Direct Answer
Option A: The lack of cooling effect on heated materials
A significant disadvantage of CO2 is its lack of cooling effect. While it displaces oxygen, hot materials can re-ignite after the CO2 dissipates, a critical consideration noted in fire fighting training based on FSS Code principles.
All Options
A
The lack of cooling effect on heated materials
(Correct Answer)
B
It breaks down under extreme heat to form poisonous gases
C
It cannot be used in dead ship situation without electrical power available to CO 2 pump
D
There is no effect on a class A fire even in an enclosed space
Detailed Explanation & Context
A significant disadvantage of CO2 is its lack of cooling effect. While it displaces oxygen, hot materials can re-ignite after the CO2 dissipates, a critical consideration noted in fire fighting training based on FSS Code principles.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Refresher Advanced Fire Fighting (RAFF).
Advertisement
Practice Full RAFF Set 1
Test yourself with 30 interactive questions, live timer, and instant score.