Definitions
The minimum temperature at which a liquid gives off sufficient vapors to form an ignitable mixture with air
A fire involving paper, wood, rags etc. is…
What is a Class "A" Fire?
When the hose is laid from the water source to the incident it is called
What is a Forward Lay?
The main ingredient in “purple k” dry chem extinguishers is
What is Potassium Bicarbonate?
Engine 2 carries _____gallons of foam
What is 1,000 gallons?
The minimum temperature at which a liquid gives off vapor in an amount to form a self sustained ignitable mixture with air
What is Fire Point?
Fires involving hydrocarbons are classified as
What is a Class "B" Fire?
This type of thread may be found on some of our older
hydrant steamer ports
What is American La France?
Class “D” extinguishers are what color?
What is Yellow or Red with a Black Cap?
The pump on E-3 is rated for
What is 3000 GPM at Draft?
The relative density of a gas or vapor as compared to an equal volume of air is
What is Vapor Density?
Fires involving charged electrical equipment are
What is a Class "C" Fire?
Truck 1 carries ______ gallons of foam concentrate
What is 500 Gallons?
AFFF that has an “AR or ATC” rating means
What is Alcohol Resistant or Alcohol Type Concentrate?
The command post is identified at the scene by
What is a green light?
The minimum concentration (%) of vapor in air that creates an ignitable mixture is called
What is the Lower Explosive Limit?
Carbon dioxide extinguishes fires by
What is Displacing the Oxygen?
For maximum distance a nozzle should be elevated to _____ degrees
What is 32 Degrees?
An extinguisher with ul rating 2-A:10 B:C means
What is Class A=2 ½ gallons water, novice should extinguish 10 sq. Ft. Class B liquid, nonconductor of electricity?
The command post is identified at the scene by
What is near the incident?
The weight of a solid or liquid relative to an equal volume of water is
What is Specific Gravity?
Dry chemical extinguishers extinguish the fire by
What is Breaking the Chemical Chain Reaction?
When fully extended the length of the aerial device on Truck 1 is
What is 95 Feet?
We have ____x____% foam in our facility
What is 1x3 ATC?
The fast attack vehicles carry _____ gallons of foam
What is 225 gallons?