Health Science Fire Safety

Fire triangle

Oxygen, heat, and fuel

RACE

Rescue, Alarm, Confine, Estinguish-Evacuate

PASS

Pull the pin, Aim at fire, Squeeze Handle, and Sweep side to side (use of fire extinguisher)

Class A

Combustibles/wood, cloth, paper

Class B

Flammables/liquids

Class C

Electrical/energized equipment, gases

Class D

Combustible metals

Class K

Combustible cooking media, vegetable or animal oils/fats

Water fire extinguishers

Remove heat (Class A)

Foam fire extinguishers

Remove heat and separate oxygen (Class A and B)

Carbon dioxide fire extinguishers

Remove oxygen and heat (Class B and C)

Dry chemical fire extinguishers

Interrupt chemical reaction (Class A, B, and C)

Wet chemical fire extinguishers

Remove heat and create barrier between oxygen and fuel (Class K)

Clean agent fire extinguishers

Interrupt the chemical reaction (Class B and C)

Dry powder fire extinguishers

Separate fuel and oxygen (Class D/possibly more)

Hose reel

Class A

Fire blanket

Class B

Three A’s

Activate, assist, attempt

Three things before fire extinguisher use

Practice picking up and holding it for weight and feel, read operating instructions and warnings, practice releasing and aiming the extinguisher

Asphyxiation

Deprivation of oxygen

Heat

Warmth

Smoke

Carbon emission from fire

Never use an ________ while escaping a fire

Elevator

How many times per year should a family practice the fire escape plan?

Twice a year

Three types of wildfires

Ground, surface and crown