FEX Seattle Study Guide Exam Questions And
Accurate Answers 2024-2025
General labeling types for water based extinguishers - ANSWER ANSI/UL626 and
CAN/ULC-S507
Extinguishers manufactured prior to what date are not required to have as strict of
labeling standards? (Labeling code 4.1.2) - ANSWER 1/1/1986
Obsolete Extinguishers - ANSWER Soda acid, chemical foam, vaporizing liquids,
cartridge operated water, cartridge operated loaded stream, copper or brass shell
joined by soft solder or rivets, Carbon dioxide with metal horns
What class of hazard exists where Class A combustibles and class B flammables are
low, and low rates of heat release are to be expected? - ANSWER Light Hazard
What class of hazard exists where Class A combustibles and class B flammables are
moderate, and fires of moderate rates of heat release are to be expected? - ANSWER
Ordinary Hazard
What class of hazard is it when Class A combustibles and class B flammables are in high
quantities. and high rates of heat release are to be expected? - ANSWER Extra Hazard
Three Dimensional Fires should be protected by what? - ANSWER Large capacity dry
chemical extinguisher capable of discharging at a rate of a pound per second
What type of extinguishers should be the only type in areas containing oxidizers, such as
pool chemicals? - ANSWER Water types
, Extinguishers shall be located along normal paths of travel, INCLUDING exits. True or
False? - ANSWER True
FE's weighing less than 40lb should be installed so that the top of device is no more than
how far from the ground? - ANSWER 5 ft
Where Class A Fires are a possibility, how far from the ground should the bottom handle
of the extinguisher be? - ANSWER 4 in
What is the maximum travel distance for a Class A fire extinguisher? - ANSWER 75 ft
With Class B fires, and extra hazards are present, what is the maximum travel distance
for the minimum rated 40-B AND 80-B? - ANSWER 30 and 50 feet
Portable Fire Extinguishers shall not be the only type of protection against flammable
liquids of appreciable depth where the surface area exceeds what amount of footage? -
ANSWER 10 ft
Portable Fire Extinguishers shall not be the only type of protection against flammable
liquids of appreciable depth where the surface area exceeds how much footage, when
there is a trained personnel member capable of immediately responding? - ANSWER 20
ft
Fire extinguishers shall not be further than how many feet away from flammable liquids
of appreciable depth? - ANSWER 50 ft
Class D hazard fire extinguisher travel distance? - ANSWER 75 ft
Class K hazard maximum travel distance? - ANSWER 30 ft
Who is responsible for inspections, maintenance and recharging of fire extinguishers? -
Accurate Answers 2024-2025
General labeling types for water based extinguishers - ANSWER ANSI/UL626 and
CAN/ULC-S507
Extinguishers manufactured prior to what date are not required to have as strict of
labeling standards? (Labeling code 4.1.2) - ANSWER 1/1/1986
Obsolete Extinguishers - ANSWER Soda acid, chemical foam, vaporizing liquids,
cartridge operated water, cartridge operated loaded stream, copper or brass shell
joined by soft solder or rivets, Carbon dioxide with metal horns
What class of hazard exists where Class A combustibles and class B flammables are
low, and low rates of heat release are to be expected? - ANSWER Light Hazard
What class of hazard exists where Class A combustibles and class B flammables are
moderate, and fires of moderate rates of heat release are to be expected? - ANSWER
Ordinary Hazard
What class of hazard is it when Class A combustibles and class B flammables are in high
quantities. and high rates of heat release are to be expected? - ANSWER Extra Hazard
Three Dimensional Fires should be protected by what? - ANSWER Large capacity dry
chemical extinguisher capable of discharging at a rate of a pound per second
What type of extinguishers should be the only type in areas containing oxidizers, such as
pool chemicals? - ANSWER Water types
, Extinguishers shall be located along normal paths of travel, INCLUDING exits. True or
False? - ANSWER True
FE's weighing less than 40lb should be installed so that the top of device is no more than
how far from the ground? - ANSWER 5 ft
Where Class A Fires are a possibility, how far from the ground should the bottom handle
of the extinguisher be? - ANSWER 4 in
What is the maximum travel distance for a Class A fire extinguisher? - ANSWER 75 ft
With Class B fires, and extra hazards are present, what is the maximum travel distance
for the minimum rated 40-B AND 80-B? - ANSWER 30 and 50 feet
Portable Fire Extinguishers shall not be the only type of protection against flammable
liquids of appreciable depth where the surface area exceeds what amount of footage? -
ANSWER 10 ft
Portable Fire Extinguishers shall not be the only type of protection against flammable
liquids of appreciable depth where the surface area exceeds how much footage, when
there is a trained personnel member capable of immediately responding? - ANSWER 20
ft
Fire extinguishers shall not be further than how many feet away from flammable liquids
of appreciable depth? - ANSWER 50 ft
Class D hazard fire extinguisher travel distance? - ANSWER 75 ft
Class K hazard maximum travel distance? - ANSWER 30 ft
Who is responsible for inspections, maintenance and recharging of fire extinguishers? -
