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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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