FIRE CLASSIFICATIONS
EXTINGUISHER CLASSIFICATION
TYPES OF EXTINGUISHERS
FIRE EXTINGUISHER
OPERATION AND USE
FIRE EXTINGUISHER TESTING & INSPECTION
Wet and Dry Chemical and Dry Powder
100

These fires can be identified by bright white emissions from combustion process; dry powder extinguishers work best.

What is Class D Fires

100
This type of extinguisher has a rating from 1-A through 40-A
What is Class A extinguisher
100
Found as both handheld & wheeled units; Most effective in Class B, C fires; They have limited reach; gas can be dispersed by wind
What is Carbon Dioxide (CO2) Extinguishers
100

What does PASS Stand for in relation to Fire Extinguishers

What is Pull the pin, Aim at the base of the fire, Squeeze the handle and Sweep side to side?

100
NFPA® 10 and most fire codes require portable extinguishers to be inspected at least.
What is once per year?
100

Name a dry chemical agent

What is Sodium Bicarb

Potassioum Bicarb

Potassium Chloride

Ammonium Phosphate

200

This class of fire involves flammable/?combustible liquids, gases, and grease.

What is Class B Fires

200
These extinguishers are not tested for capacity. Only the conductivity of the extinguishing agent is tested.
What are Class C extinguishers?
200
these extinguishers are used for Class A-B-C fires and/or Class B-C fires;
What are Dry Chemical Extinguishers?
200
In many cases, fire extinguishers can control or extinguish small fires in less time than it takes to deploy these.
What is a hoseline?
200
Verification that extinguishers are: in designated locations, are accessible, have not been tampered with or activated, -and have no obvious damage
What are Fire Extinguisher Inspections?
200

Can be used on ABC or BC fires

What is a Dry Chemical Extiguisher

300
This class of fire involves common materials such as wood, paper, plastics and textiles.
What are Class A Fires?
300
This extinguisher has a rating from 1-B through 640-B.
What is Class B extinguisher?
300
Air-pressurized extinguishers; Useful for all types of small Class A fires.
What is Stored-Pressure Water Extinguishers?
300

Even though portable fire extinguishers may be found in many of the homes, apartments, and businesses that must be entered to extinguish fire, firefighters should only rely on extinguishers that?

What is "carried on fire appartaus and in date of service?"

300
This person is responsible for servicing and upkeep of fire extinguishers on their property.
Who is the property owner/building occupant?
300

Saponification is done by this type of extinguishing agent

What is Wet Chemical?

400
Electric motors, computers, faulty wiring and hot transformers fit into this class of fire.
What are Class C Fires?
400
Recognized by UL, ULC since 1996, these extinguishers have no numerical rating and are tested to ensure effectiveness against 2.25 square feet of oil in a deep fryer.
What are Class K extinguishers?
400
These extinguishers are intended for use on small Class A fires only. They are frequently used by firefighters for small grass fires.
What is Pump-Type Water Extinguisher?
400

Smothering - Cooling - Chain breaking -Saponification

What is fire extinguisher methods of extinguishment?

400
NFPA 10 requires this type of test every six years for fire extinguishers.
What is hydrostatic testing?
400

Class D agents are

What is Dry Powder and specific to the metal

500

These extinguishers contain a potassium based, Alkali agent that combines with cooking oils to create a soapy foam surface over a cooking appliance.

What are Class K fire extinguishers?

500
Test fires vary for these extinguishers based on the type of metal, reactions, toxicity and metal burn out time.
What are Class D extinguishers?
500
Designed as replacement for Halon 1211. They discharge as rapidly evaporating liquids that leaves no residue. They are nonconductive and can be used on Class C; Approved by U.S. EPA
What are Clean Agent Extinguishers?
500
Manual pump - Stored pressure - Pressure cartridge
What are portable extinguisher expulsion mechanisms
500

The U.S. stopped producing this type of fire extinguisher at end of 1993. they have been replaced by Clean Agent extinguishersm which are.

What are Halon Fire Extinguishers and Halogenated Fire Extinguishers?

500

This class of extinguishing agent is often applied by using a shovel or scoop to cover the burning material with the agent?

What is using a Class D Extinguishing Agent?

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