BCOT FIRE SAFETY with complete solutions 2023

BCOT FIRE SAFETY with complete solutions 2023Smoke - correct answer is biggest cause of death in a fire Fire Triangle - correct answer fuel, oxygen, heat Fire Tetrahedron - correct answer Heat, Fuel, Oxygen, Chemical Chain Reaction notification system: - correct answer strobes and horns pull stations In case of fire - correct answer sound the alarm know the location and how to activate must call main control room •give your name •location of fire •type of fire •hold phone for verification Fire exit door - correct answer color coded disk + color coded key Fire evacuation plan - correct answer 0 Minimum of 2 exits - correct answer primary secondary (if primary is blocked) Fire - correct answer a rapid chemical combination of fuel and oxygen in the presence of heat and usually accompanied by the production of heat, light, and combustion by-products fire tetrahedron - correct answer chemical chain reaction - in the burning process, fuel elements (compounds) are released by heat produced by the fire these elements join in the fire (combine with oxygen) to produce more heat, which releases more fuel elements Oxygen - correct answer supports combustion and life 21% - correct answer the percent of oxygen in the atmosphere 16% - correct answer minimum needed to support respiration and combustion 15% - correct answer Visible flame goes out 5% - correct answer Fire goes out Liquid fuel - correct answer gasoline, kerosene, paint thinner vaporization produces gases flammable or combustible flammable - vaporization at 99 degrees and below (starts fast) combustible - vaporization at 100 degrees and above (starts slow) Solid fuel - correct answer wood, rubber, plastic, paper converted into gas by pyrolysis size and shape affects ease of ignition and rate of burn Gas fuel - correct answer - natural gas, LP gas, acetylene no conversion necessary Class A fire - correct answer ordinary combustibles (wood, paper, etc.) label - green triangle and trash can on fire Class B fire - correct answer label - red square and gas can on fire Class C fire - correct answer energized electrical label - blue circle and plug and socket on fire Class D fire - correct answer label - yellow star 4 sources of heat energy - correct answer chemical electrical