GASCO Exit Exam • Set 9 Question 18 of 30

A soda acid type- water extinguisher is used to fight class ____________-fires,

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Direct Answer

Option A: A

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 (Correct Answer)

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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More Questions in GASCO Set 9

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Q1 Fire fighters can control small LNG fire by using____________. Q2 If the concentration of the fuel is greater than 15%, LNG vapors cannot burn because of inadequate_________________. Q3 The best way to discover a fire in its early stages, Q4 Smoke detectors are classified into the following: Q5 A soda acid type- water extinguisher is used to fight class ____________-fires, Q6 Both stationary and hand-held equipment should have an extension that is at least ____________. Q7 Which type of detectors uses bimetallic strips to detect a fire? Q8 Where do the cargo manifold relief lines, the cargo machinery space relief lines and cargo tanks relief lines lead to? Q9 Onboard an LNG tanker, for both main and forcing steam vaporizers it is important to note the output capacity (the amount of LNG liquid turned into LNG vapor). What does this capacity depend on? Q10 Relief valves are used on an LNG carrier liquid header. Identify the correct combination of "set pressure" (lifting pressure) and "reseating pressure" for these valves.