LGTCO/LGTF Exit Exam • Set 5 Question 27 of 30

What is the chemical powder filled in a standard BC-rated DCP fire extinguisher?

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Direct Answer

Option B: Sodium bicarbonate

Standard BC dry chemical powder extinguishers are filled primarily with sodium bicarbonate (baking soda), highly effective on flammable liquid and gas fires.

All Options

Potassium bicarbonate urea

Sodium bicarbonate (Correct Answer)

Mono-ammonium phosphate

Calcium hydroxide

Detailed Explanation & Context

Standard BC dry chemical powder extinguishers are filled primarily with sodium bicarbonate (baking soda), highly effective on flammable liquid and gas fires.

Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Liquefied Gas Tanker Cargo Operations (LGTCO/LGTF).

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