Fire Extinguisher Quiz

What type of extinguisher should be used on a Class B fire?

• Water

• Foam

• Dry Powder

• CO₂

A water extinguisher can be safely used on electrical fires.

• True

• False

The ________ extinguisher, labelled with a yellow icon, is designed for use on Class F fires.

• Water

• Foam

• Wet Chemical

• CO₂

Explain why it is dangerous to use a water extinguisher on an electrical fire.

• Water conducts electricity, so using a water extinguisher on an electrical fire could cause electric shock or make the fire spread.

• Water extinguishers are too heavy to handle during an electrical fire.

• Water extinguishers are not effective on any type of fire.

• Water extinguishers are too expensive to use on electrical fires.

Select all types of fires for which a dry powder extinguisher can be used.

• Class A

• Class B

• Class C

• Class F

Scenario: You’re in an engineering workshop when a small metal fire starts due to sparks from grinding. Which extinguisher should you use?

• CO2

• Water

• Dry Powder

• Foam

Put the steps in the correct order for using a fire extinguisher (PASS technique).

• Aim the nozzle at the base of the fire

• Squeeze the handle

• Sweep from side to side

• Pull the pin