BCOT Fire Safety Exam 2025 |
Latest Questions With Verified
Answers
Heat transfer - Correct-answer-heat is essential for fire to be initiated and
combustion to occur. 3 ways: conduction, convection, radiation
Conduction - Correct-answer-through a heat conducting medium
pipes, steel roof beams, etc.
Convection - Correct-answer-through the movement of hot air/liquid
usually vertically - heat rise
includes direct flame contact
Radiation - Correct-answer-movement of heat waves through space until they
strike a solid object
similar to the sun
unaffected by wind
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goes in all directions
products of combustion - Correct-answer-flame, heat, smoke, fire gases
4 phases of burning - Correct-answer-ignition, growth, fully developed, decay
Ignition - Correct-answer-oxygen content high - 21%
temperature elevated - 100 degrees
easy to extinguish
Growth - Correct-answer-oxygen content above 15%
room temperature up to 1300 degrees
fire spreads rapidly
flashover possible
fully developed - Correct-answer-all combustibles have ignited
temperature over 3000 degrees
large amounts of fire gases