TFM02 - TEXAS FIRE EXTINGUISHER LICENSING TEST TYPE B QUESTIONS AND ANSWERS VERIFIED 100% CORRECT

TFM02 - TEXAS FIRE EXTINGUISHER LICENSING TEST TYPE B QUESTIONS AND ANSWERS VERIFIED 100% CORRECT 5 ft above the ground - ANSWER -extinguishers weighing 40 lbs or less must be installed so top of canister is no more than _____ K - ANSWER -class ___ extinguishers are for fires involving cooking media 75 ft - ANSWER -OSHA specified max travel distance for Class A is ______ C - ANSWER -proper UL rating to use on electrically energized equipped Class K - ANSWER -work on the principle of saponification Obstacle Type Fires - ANSWER -involve flammable liquid on a horizontal surface w/ the presence of a solid object creating a barrier 4 inches - ANSWER -extinguishers must be installed at least _____ from the ground Obstacle Type Fires - ANSWER -may take place in flammable liquid storage caninets, dip tank process areas, etc. Must Be Weighed - ANSWER -To make sure the pressure gauges of CO2 extinguisher are showing adequate pressure, what must you do? 5 yrs - ANSWER -Wetting agent portable extinguishers must be hydrostatic tested every _____ After recharge - ANSWER -leak tests on stored pressure extinguishers must be performed cannot - ANSWER -how do u convert fire extinguishers from 1 type to another? any remaining dry chemical in a discharged extinguisher - ANSWER -may be reused only if checked for proper type, contamination, and condition. closed recovery system needs to be used! New extinguishers needing charge in the field - ANSWER -do not need to have any verification of service collar installed you cannot - ANSWER -how do u have an extinguisher converted to use a different type of extinguishing agent annually - ANSWER -the gauge used to set the regulated source of pressure needs to be calibrated annually - ANSWER -pump tank calcium chloride based antifreeze typesof extinguishers need to be recharged 75 ft. - ANSWER -OSHA specified max distance to extinguisher for Class D weighing - ANSWER -when you recharge, the amount of recharge agent to use should be verified by Aqueous Film Forming Foam (AFFF) - ANSWER -these types of extinguishers must have hydrostatic testing every 5 yrs annually - ANSWER -The wetting agent in stored pressure wetting agent extinguishers must be replaced 3 yrs - ANSWER -The premixed agent in liquid charge-type AFFF and FFFP extinguishers must be replaced every cylinder-operated extinguishers - ANSWER -do not need to have any verification of service collar installed False - ANSWER -you are free to mixmultipurpose dry chemicals w/ alkaline based dry chemicals must be avoided - ANSWER -subsurface injection of wet chemical extinguishing agents into hot cooking media False - ANSWER -You should NEVER place extinguishers in cabinets or wall recesses. 5 yrs - ANSWER -how often must CO2 portable extinguishers go through hydrostatic testing? Special Hazards - ANSWER -Pressurized gas fires and pressurized flammable liquids. Type B, Special Hazards - ANSWER -Type ___ extinguishers w/ agents other than dry chemicals are not very effective on ______ Do not attempt - ANSWER -How do you filed adjust regulators that are utilized on wheeled fire extinguishers? False - ANSWER -You do not need to keep permanent file record for each extinguisher unless it has been in use for over 1 1/2 yrs Permanant File Record - ANSWER -needed for each extinguisher including: maintenance date, name, and agency performing maintenance. Dry Nitrogen - ANSWER -used as an expellant gas for stored-pressure fire extinguishers is not recommended - ANSWER -connecting the fire extinguisher to the high pressure source for direct charging False - ANSWER -the problem with halon agent is that it leaves a lot of residue after use. may be weakened when under fire exposure - ANSWER -the structural integrity of aluminum shells False - ANSWER -The system used to rate effectiveness of extinguishers on Class B fires is applicable to pressurized flammable liquid greater - ANSWER -Potassium base bicarbonate agents offer _____ capabilities when compared to sodium bicarbonate agents Corrosive - ANSWER -there are several types of dry chemical agents. the problem w/ potassium chloride based agent is that it is: