GASCO Exit Exam • Set 4 Question 21 of 30
Identify the solution used in the container for a soda acid type water extinguisher
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Direct Answer
Option B: Sodium bicarbonat
Soda-acid fire extinguishers use a solution of sodium bicarbonate in water that reacts with sulfuric acid to generate carbon dioxide expellant gas for Class A fires.
All Options
A
Sodium sulphat
B
Sodium bicarbonat
(Correct Answer)
C
Sodium nitrat
Detailed Explanation & Context
Soda-acid fire extinguishers use a solution of sodium bicarbonate in water that reacts with sulfuric acid to generate carbon dioxide expellant gas for Class A fires.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Liquefied Gas Tanker Cargo Operations (GASCO).
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