and updated answers
A three dimensional fire often involves static flammable liquid. true or false - ans ---
false. 3D firess unvolve flammable liquid in motion as well as both horizontal and
vertical surfaces.
Class A fire extinguisher - ans ---are ok for wood, paper, some plastics and textiles.
They offer the coating effects of dry chemicals.
Dry chemical stored pressure fire extinguishers: - ans ---should be removed or
replaced at their next 6 year maintenance or hydrostatic test interval.
B:C - ans ---Talking about UL rating, the _____ rating refers to the amount of sq
footage an extinguisher covers
Class B fire extinguishers cannot handle flammable liquid - ans ---False
employees must be trained in proper use of all portable fire extinguishers according to -
ans ---CRF29
monthly - ans ---you need to have portable fire extinguishers VISUALLY inspected at
least _____ according to 29 CFR 1910.157 (e) (2)
Class A/B fire extinguishers - ans ---should NOT be used forfire that involves live
electrical equipment
annually - ans ---Water or steam fire extinguishers need to be discharged,
dissassembled and inspected at least:
3.5 ft - ans ---An extinguisher weighing over 40 lbs should be installed so the top is
no more than __ from the ground
50 ft. - ans ---OSHA specified maximum travel distance to an extinguisher for Class B
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, 6 yrs - ans ---dry chem extinguishers requiring 12 yr hydrostatic test must be emptied
for maintenance procedures every
A rated UL extinguishers = how many gallons of water? - ans ---1.25
C - ans ---Class ____ fire extinguishers use electrically nonconductive extinguishing
agents
Every 5 years - ans ---Cartridge operated water based portable extinguishers need
hydrostatic testing
stored pressure type extinguishers need need INTERNAL examination : - ans ---
never
5 ft above the ground - ans ---extinguishers weighing 40 lbs or less must be installed
so top of canister is no more than _____
K- ans ---class ___ extinguishers are for fires involving cooking media
75 ft - ans ---OSHA specified max travel distance for Class A is ______
C- ans ---proper UL rating to use on electrically energized equipped
Class K - ans ---work on the principle of saponification
Obstacle Type Fires - ans ---involve flammable liquid on a horizontal surface w/ the
presence of a solid object creating a barrier
4 inches - ans ---extinguishers must be installed at least _____ from the ground
Obstacle Type Fires - ans ---may take place in flammable liquid storage caninets, dip
tank process areas, etc.
Must Be Weighed - ans ---To make sure the pressure gauges of CO2 extinguisher
are showing adequate pressure, what must you do?
5 yrs - ans ---Wetting agent portable extinguishers must be hydrostatic tested every
_____
After recharge - ans ---leak tests on stored pressure extinguishers must be performed
cannot - ans ---how do u convert fire extinguishers from 1 type to another?
any remaining dry chemical in a discharged extinguisher - ans ---may be reused only
if checked for proper type, contamination, and condition. closed recovery system needs
to be used!
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