BCOT - Fire Safety LATEST QUESTIONS AND ANSWERS ALREADY PASSED A+

in case of fire - CORRECT ANS Sound the alarm (location & how to activate) MUST Call Main Control Calling Main Control for Fire Procedures - CORRECT ANS Give your name Location of fire Type of fire Hold phone for verification The fire triangle - CORRECT ANS oxygen - right side heat -bottom fuel - left side Fire Tetrahedron - CORRECT ANS fuel -top triangle chemical chain reaction -bottom triangle heat- bottom left triangle oxygen - bottom right triangle Chemical Chain reaction - CORRECT ANS in the burning process of fuel elements( compounds)are released by heat produced by the fire. These elements join in the fire (combined with oxygen) to produce more heat which releases more fuel elements What is the difference between the fire triangle and the fire tetrahedron? - CORRECT ANS Chemical chain reaction Oxygen percentage in normal air - CORRECT ANS 21% Oxygen - CORRECT ANS supports combustion & life Minimum percentage of oxygen needed to support respiration & combustion - CORRECT ANS 16% visible flame goes out (oxygen) - CORRECT ANS 15% Fire goes out (oxygen) - CORRECT ANS 5% definition of fire - CORRECT ANS fire is a rapid chemical combination of fuel and oxygen in the presence of Heat usually accompanied by production of heat light and combustion byproducts (smoke gases and dust) byproducts of combustion - CORRECT ANS smoke gases and dust Fire is usually accompanied by - CORRECT ANS smoke gases and dust solid states of fuel -tetrahedron - CORRECT ANS wood, paper, plastic, rubber converted into a gas by pyrolysis size and shape effects ease of ignition and rate of burning liquid states of fuel - CORRECT ANS gasoline, kerosene, paint thinner, vaporization produces gas flammable or combustible