FIRE FIGHTER 1 - OFM EXAM
QUESTIONS AND ANSWERS 2026
- 2027
All 5 classes of fire extinguishers. - ANSWERS-A B C D K
Everything to know about class A - ANSWERS-Ordinary
Combustibles
Dry Chemical Extinguisher
Class A Foam
Water Extinguishable
Everything to know about class B - ANSWERS-Flammable
combustible liquids and gasses
Class B extinguisher - Carbon Dioxide CO2
Dry Chemical
Class B Foam
Everything to know about class C - ANSWERS-Energized Electrical
equipment fires
Shut off power/utilities first
Carbon Dioxide CO2 on Electrical fires
Dry chemical extuinguisher
,Everything to know about class D - ANSWERS-Combustible metals
and alloys
Dry Powder extinguisher
Never use an ABC extinguisher on Class D fire
Everything to know about class K - ANSWERS-Combustible cooking
oils
Wet chemical extinguishers are used for these fires
Class K extinguishers work due to saponification.
Excluding oxygen from the burning process - ANSWERS-smothering
Reducing the burning material below its ignition temperature -
ANSWERS-Cooling
Interrupting the chemical chain reaction in the burning process -
ANSWERS-Chemical flame inhibition
Forming an oxygen excluding soapy foam surface - ANSWERS-
Saponification
Intended for use on ground cover fires - ANSWERS-Pump type water
extinguisher
,Stored pressure water extinguishers are used on which class of fire -
ANSWERS-Class A
Aqueous Film Forming Foam (AFFF) Extinguishers are intended for
what class - ANSWERS-Class B
Aerates the foam solution producing better-quality foam -
ANSWERS-Air aspirating foam nozzle
The agent inside a Clean agent extinguisher
Halon
Halotron
CO2 - ANSWERS-Halotron
What extinguisher is rated to extinguish class B-C fires - ANSWERS-
Carbon Dioxide Extinguisher
Contents of A-B-C extinguisher (Dry Chemical Extinguisher) -
ANSWERS-Sodium Bicarbonate
Potassium Bicarbonate
Potassium Chloride
, To extinguish fires involving sensitive electrical equipment use... -
ANSWERS-Carbon Dioxide or a Clean Agent
What type of rope is to be used for rescue and and other emergency
operations - ANSWERS-Life safety rope
Standard on Life Safety Rope and Equipment for Emergency Services
NFPA ________
1994
1973
1983 - ANSWERS-NFPA 1983
NFPA 1983 specifies that only rope of
__________________________ using continuous filament virgin
fibres for loading bearing elements is suitable for life safety
applications.
Dynamic Construction
Block Creel Construction
Kernmantle Construction - ANSWERS-Block Creel Construction
QUESTIONS AND ANSWERS 2026
- 2027
All 5 classes of fire extinguishers. - ANSWERS-A B C D K
Everything to know about class A - ANSWERS-Ordinary
Combustibles
Dry Chemical Extinguisher
Class A Foam
Water Extinguishable
Everything to know about class B - ANSWERS-Flammable
combustible liquids and gasses
Class B extinguisher - Carbon Dioxide CO2
Dry Chemical
Class B Foam
Everything to know about class C - ANSWERS-Energized Electrical
equipment fires
Shut off power/utilities first
Carbon Dioxide CO2 on Electrical fires
Dry chemical extuinguisher
,Everything to know about class D - ANSWERS-Combustible metals
and alloys
Dry Powder extinguisher
Never use an ABC extinguisher on Class D fire
Everything to know about class K - ANSWERS-Combustible cooking
oils
Wet chemical extinguishers are used for these fires
Class K extinguishers work due to saponification.
Excluding oxygen from the burning process - ANSWERS-smothering
Reducing the burning material below its ignition temperature -
ANSWERS-Cooling
Interrupting the chemical chain reaction in the burning process -
ANSWERS-Chemical flame inhibition
Forming an oxygen excluding soapy foam surface - ANSWERS-
Saponification
Intended for use on ground cover fires - ANSWERS-Pump type water
extinguisher
,Stored pressure water extinguishers are used on which class of fire -
ANSWERS-Class A
Aqueous Film Forming Foam (AFFF) Extinguishers are intended for
what class - ANSWERS-Class B
Aerates the foam solution producing better-quality foam -
ANSWERS-Air aspirating foam nozzle
The agent inside a Clean agent extinguisher
Halon
Halotron
CO2 - ANSWERS-Halotron
What extinguisher is rated to extinguish class B-C fires - ANSWERS-
Carbon Dioxide Extinguisher
Contents of A-B-C extinguisher (Dry Chemical Extinguisher) -
ANSWERS-Sodium Bicarbonate
Potassium Bicarbonate
Potassium Chloride
, To extinguish fires involving sensitive electrical equipment use... -
ANSWERS-Carbon Dioxide or a Clean Agent
What type of rope is to be used for rescue and and other emergency
operations - ANSWERS-Life safety rope
Standard on Life Safety Rope and Equipment for Emergency Services
NFPA ________
1994
1973
1983 - ANSWERS-NFPA 1983
NFPA 1983 specifies that only rope of
__________________________ using continuous filament virgin
fibres for loading bearing elements is suitable for life safety
applications.
Dynamic Construction
Block Creel Construction
Kernmantle Construction - ANSWERS-Block Creel Construction
