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Fire Extinguisher Types and Usage Quiz

#1

Which fire extinguisher is suitable for Class A fires?

Water
Explanation

Effective for extinguishing ordinary combustibles like wood or paper.

#2

What type of fires can a Class C fire extinguisher be used for?

Electrical fires
Explanation

Designed to safely extinguish fires involving electrical equipment.

#3

What does the acronym PASS stand for in the context of using a fire extinguisher?

Pull, Aim, Squeeze, Sweep
Explanation

Sequence of actions for using a fire extinguisher effectively.

#4

In a Class B fire, what are you extinguishing?

Flammable liquids and gases
Explanation

Fires involving combustible liquids or gases.

#5

What is the recommended method for using a fire extinguisher on a fire?

Direct spray at the base of the flames
Explanation

Targets the fuel source of the fire for efficient extinguishing.

#6

Which fire extinguisher is NOT suitable for use on electrical fires?

Water
Explanation

Using water on electrical fires can pose electrocution risks.

#7

What is the purpose of a fire extinguisher's pin and tamper seal?

To prevent accidental discharge
Explanation

Ensures the extinguisher is only used when intended.

#8

Which fire extinguisher is suitable for fires involving flammable metals?

Dry Powder
Explanation

Effective against fires caused by flammable metals.

#9

Which fire extinguisher is typically color-coded with a black label?

CO2 (Carbon Dioxide)
Explanation

Identified by a black label and is suitable for many types of fires.

#10

Which fire extinguisher is specifically designed for use in aircraft?

Purple K
Explanation

Tailored for extinguishing fires in aircraft, including engine fires.

#11

What does the term 'flammable limits' refer to in fire safety?

The concentration of a substance in the air that can ignite
Explanation

Defines the range of concentrations at which a substance can ignite.

#12

What is the main distinguishing feature of a Class K fire extinguisher?

Specifically for cooking oil fires
Explanation

Primarily used for kitchen fires involving cooking oils and fats.

#13

What is the recommended distance when using a fire extinguisher on a fire?

5 to 10 feet
Explanation

Ensures safe application and effectiveness of the extinguishing agent.

#14

What is the primary extinguishing agent in a Halon fire extinguisher?

Halon
Explanation

Utilizes Halon gas to suppress fires by interrupting chemical reactions.

#15

Which fire extinguisher is suitable for Class D fires involving combustible metals?

Dry Powder
Explanation

Effective for suppressing fires caused by combustible metals like magnesium or titanium.

#16

What is the primary use of a Purple K fire extinguisher?

Metal fires
Explanation

Specifically designed for extinguishing fires involving combustible metals.

#17

Which fire extinguisher is effective for metal fires, such as magnesium or titanium?

Dry Chemical
Explanation

Designed to smother fires involving reactive metals.

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