F-01 F-01 Fireguard Portable Fire Extinguisher Use 2

Question 1

What does the acronym PASS stand for when using a fire extinguisher?

Accepted Answer

Pull, Aim, Squeeze, Sweep

Answer

PASS stands for Pull the pin, Aim at the base, Squeeze the handle, and Sweep side to side.

Question 2

At what distance should you initially position yourself when discharging a portable fire extinguisher?

Accepted Answer

6 to 8 feet from the fire

Answer

Operators should begin discharge from approximately 6 to 8 feet away, then move closer as the fire diminishes.

Question 3

Which class of fire involves flammable liquids such as gasoline or oil?

Accepted Answer

Class B

Answer

Class B fires involve flammable liquids, gases, and greases.

Question 4

Why should you never use a water extinguisher on an electrical fire?

Accepted Answer

Water conducts electricity and can cause electrocution

Answer

Water is a conductor of electricity, so using it on a Class C fire creates a serious electrocution hazard.

Question 5

A CO2 extinguisher works primarily by which mechanism?

Accepted Answer

Displacing oxygen and smothering the fire

Answer

Carbon dioxide extinguishers displace oxygen around the fire, removing the oxidizer needed for combustion.

(F-01) F-01 Fireguard Practice Test