Fire Safety and Extinguishers Flashcards

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Questions and Answers

Define 'Flammable Range.'

The range of a concentration of a gas or vapor that will burn (or explode) if an ignition source is introduced.

Once the three basic elements of fire are present, what must occur to ignite a fire?

The elements must be mixed equally

A flame or spark must be present

The elements must be contained

A chemical reaction must take place (correct)

Protecting sources of electrical energy is what type of fire prevention method?

It is a method of controlling sources of fuel

It is a method of controlling direct heat sources

It is a method of controlling sources of heat (correct)

It is a method of controlling sources of energy

What type of heat source is a gas welder?

It is a direct source of heat Signup and view all the answers

Controlling sources of heat and sources of fuel are two general categories of what?

Fire prevention methods Signup and view all the answers

What do piles of paper trash in a storage area, an oil spill, and a pile of rags soaked with flammable solvent have in common?

They are examples of a fuel source fire hazard Signup and view all the answers

What is/are requirement(s) for fire exits?

They are required to be clearly marked and accessible at all times Signup and view all the answers

What is a good way to prepare yourself for a fire situation?

Review your employer's emergency and fire prevention plans Signup and view all the answers

Burning scrap wood is considered what class of fire?

Class A Signup and view all the answers

Where are the ratings for fire extinguishers found?

On the extinguisher's label Signup and view all the answers

Preventing excessive mechanical friction is what type of fire prevention method?

It is a method of controlling sources of heat Signup and view all the answers

Why should flammable liquids be kept in grounded drums?

To prevent sparks from static electricity from igniting the contents of the drum. Signup and view all the answers

What is the best way to alert others and report a fire at the same time?

Activate the fire alarm system Signup and view all the answers

What is one of the most important purposes of an emergency plan?

To clearly state if any employees are designated for special duty during an emergency Signup and view all the answers

A fire fueled by burning propane gas is considered what class of fire?

Class B Signup and view all the answers

When using a standpipe/hose system to extinguish a fire, where should you aim the nozzle?

At the base of the fire. Signup and view all the answers

Study Notes

Fire Classes and Definitions

Flammable Range: The concentration of a gas or vapor that can burn or explode if ignited.
Class A Fire: Involves ordinary combustibles like wood, paper, and trash.
Class B Fire: Involves flammable liquids like propane and oil.
Class C Fire: Involves electrically energized equipment.
Class D Fire: Involves combustible metals.

Fire Prevention Methods

Fire prevention includes controlling sources of heat and fuel to prevent ignition.
Prevention strategies may involve reducing mechanical friction and grounding flammable liquid containers.
Sources of heat control is vital in maintaining a safe environment.

Fire Safety Measures

Fire exits must be clearly marked and always accessible for quick evacuation.
Familiarizing oneself with an employer’s emergency and fire prevention plans enhances preparedness.

Fire Equipment and Response

Fire extinguisher ratings are located on the extinguisher's label, providing essential usage information.
Appropriate response during a fire includes activating the fire alarm system to alert others.

Common Fire Hazards

Piles of paper, oil spills, and rags soaked in flammable solvents are fuel source fire hazards that can escalate fire risks.
Keeping flammable liquids in grounded drums prevents static electricity sparks from igniting contents.

Emergency Plan Importance

Emergency plans should designate employees with special duties during an emergency.
Clear and actionable procedures contribute to effective response and safety during fires.

Fire Extinguishing Techniques

Aim the nozzle at the base of the fire while using a standpipe or hose system for maximum effectiveness.

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Description

Test your knowledge on fire classes, safety measures, and the use of extinguishers with these informative flashcards. Each card provides key terms and definitions essential for understanding fire safety. Perfect for students and professionals in the field of fire safety.