CSO Fire Safety and Prevention

Question 1

What class of fire involves ordinary combustible materials like wood and paper?

Accepted Answer

Class A

Answer

Class A fires involve ordinary combustibles such as wood, paper, and cloth.

Question 2

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

Accepted Answer

Pull, Aim, Squeeze, Sweep

Answer

PASS stands for Pull, Aim, Squeeze, Sweep — the correct technique for operating a fire extinguisher.

Question 3

How far should you stand from the base of a fire when using an extinguisher?

Accepted Answer

6–8 feet

Answer

Standing approximately 6–8 feet away provides effective coverage while keeping you safe from heat and flames.

Question 4

What is the FIRST action you should take when you discover a fire?

Accepted Answer

Activate the fire alarm

Answer

Activating the fire alarm alerts all occupants and triggers emergency response before any other action is taken.

Question 5

Class B fires involve which type of material?

Accepted Answer

Flammable liquids and gases

Answer

Class B fires involve flammable or combustible liquids and gases such as gasoline, oil, and propane.

CSO - Common Safety Orientation Practice Test