Dry chemical extinguishes a fire by
Direct Answer
Option C: Flame inhibition
Dry chemical extinguishing agents primarily work by chemically interrupting the combustion chain reaction in the flame, a process known as flame inhibition. The fine powder particles interfere with the free radicals sustaining the fire, effectively extinguishing it. This is detailed in ISGOTT.
All Options
Detailed Explanation & Context
Dry chemical extinguishing agents primarily work by chemically interrupting the combustion chain reaction in the flame, a process known as flame inhibition. The fine powder particles interfere with the free radicals sustaining the fire, effectively extinguishing it. This is detailed in ISGOTT.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Chemical Tanker Cargo Operations (CHEMCO).
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