Fire extinguishers-testing

Fire ExtinguishersFire Extinguishers

About this lessonAbout this lesson

Lesson synopsis:Lesson synopsis: This lesson provides you with the knowledge to This lesson provides you with the knowledge to

identify the types of Fire Extinguishers and shows you identify the types of Fire Extinguishers and shows you the steps to put out fires effectively with your Fire the steps to put out fires effectively with your Fire ExtinguishersExtinguishers

Lesson duration:Lesson duration: This lesson will take approximately 20 minutesThis lesson will take approximately 20 minutes

Lesson ObjectivesLesson Objectives

At the end of this lesson, you will be able to:At the end of this lesson, you will be able to:

Explain the cause of firesExplain the cause of fires Identify the types of Fire ExtinguishersIdentify the types of Fire Extinguishers State the steps used in putting out fires with a Fire State the steps used in putting out fires with a Fire

ExtinguisherExtinguisher

Lesson StructureLesson StructureThis lesson is presented in the following order:This lesson is presented in the following order:

A.A. Lesson IntroductionLesson Introduction

B.B. Cause of firesCause of fires

C.C. Type of Fire ExtinguishersType of Fire Extinguishers

D.D. Methods for putting out firesMethods for putting out fires

Introduction to Fire Introduction to Fire ExtinguishersExtinguishers

Introduction to Fire ExtinguishersIntroduction to Fire Extinguishers

A Fire Extinguisher is an absolute necessity in any home or office. In A Fire Extinguisher is an absolute necessity in any home or office. In a fire related accident, It will end up saving your property or even a fire related accident, It will end up saving your property or even lives. lives.

6th Ave Car Crash, Vehicle burst into flames.

Mum, 2 kids, killed in JB fire

THEY CALL FOR HELP FOR 1 HOUR, THEN...EVEN as Mr Mohamad Ahmad broke into the bedroom where his wife and children were trapped by a raging fire, the roof caved in. And the cries for help stopped.

Nov 2006 HDB unit at Pasir Ris Drive 3 in flames

Note: Small fires are measured approximately 3 feet by 3 Note: Small fires are measured approximately 3 feet by 3 feet. Examples of small fires include a table, public dustbins feet. Examples of small fires include a table, public dustbins etcetc

A Fire Extinguisher is an active fire protection device used A Fire Extinguisher is an active fire protection device used to extinguish or control to extinguish or control small fires.small fires.

Typically a Fire Extinguisher consists of a handheld Typically a Fire Extinguisher consists of a handheld cylindrical pressure vessel containing an agent which can cylindrical pressure vessel containing an agent which can be discharged to extinguish a fire. be discharged to extinguish a fire.


PROPERTIESAllow user to leave interaction: AnytimeShow ‘Next Slide’ Button: Show alwaysCompletion Button Label: Next Slide

In your work area, you must be aware of the location of In your work area, you must be aware of the location of Fire Extinguishers. This information will be very useful in Fire Extinguishers. This information will be very useful in times of a fire related emergencytimes of a fire related emergency

Also, Also,

Fire Extinguishers should be placed in a place where it Fire Extinguishers should be placed in a place where it is:is: Easy to locate e.g. exit doors, potential fire prone Easy to locate e.g. exit doors, potential fire prone

areas e.g. cooking areas areas e.g. cooking areas Not obstructed Not obstructed


Causes of FireCauses of Fire

Fire is the result of a chemical combustion reaction Fire is the result of a chemical combustion reaction

Cause of FiresCause of Fires

Fuel Fuel

OxygenOxygen

HeatHeat

The combination of these 3 factors is often termed as the Fire TriangleThe combination of these 3 factors is often termed as the Fire Triangle

Breaking the Fire Triangle formula!Breaking the Fire Triangle formula! – When you eliminate one – When you eliminate one of the Three components that causes the fire, the fire will be extinguished.of the Three components that causes the fire, the fire will be extinguished.

Fire Extinguishers are designed to remove at least one of these Fire Extinguishers are designed to remove at least one of these elements so that a fire will die out. elements so that a fire will die out.

Cause of FiresCause of Fires

Fuel Fuel

OxygenOxygen

HeatHeat

Type of Fire ExtinguishersType of Fire Extinguishers

Type of ExtinguishersType of ExtinguishersClass A extinguishers can put out fires from

“ordinary combustibles” such as wood, plastic or paper

Class B can put out burning liquids such as petrol or oil

Class C can out out electrical fires

Class D extinguishes, designed to put out burning metal

Method for putting out fireMethod for putting out fire

Method for putting out firesMethod for putting out firesWith the appropriate extinguisher and using the P.A.S.S. steps, With the appropriate extinguisher and using the P.A.S.S. steps, you can effectively put out fires. you can effectively put out fires.

Let’s find out how to perform P.A.S.S. in the next slide!Let’s find out how to perform P.A.S.S. in the next slide!

Method for putting out firesMethod for putting out fires

Safety PinSafety Pin

PPULL the pin:ULL the pin: This unlocks the operating lever This unlocks the operating lever

and allows you to discharge the extinguisher.and allows you to discharge the extinguisher.

AAIM low:IM low: Point the extinguisher nozzle at the Point the extinguisher nozzle at the

base of the fire.base of the fire.

Aim at the base of the fireAim at the base of the fire

Method for putting out firesMethod for putting out fires

LeverLever

SSqueeze the lever above the handle:queeze the lever above the handle:

This discharges the extinguishing agent.This discharges the extinguishing agent.

SSWEEP from side to side:WEEP from side to side: Moving Moving

carefully toward the fire, keep the carefully toward the fire, keep the extinguisher aimed at the base of the fire extinguisher aimed at the base of the fire and sweep back and forth until the flames and sweep back and forth until the flames appear to be out. If the fire re-ignites, repeat appear to be out. If the fire re-ignites, repeat the process.the process.

Sweep the based of the fireSweep the based of the fire

You have pass! You have pass! Congratulations!Congratulations!

You have failed! You have failed! Please try again!Please try again!

Let’s recap what you have just learned in this lesson. Let’s recap what you have just learned in this lesson.

• Causes of FiresCauses of FiresFire Triangle Fire Triangle Breaking the Fire Breaking the Fire TriangleTriangle

• Method for putting out firesMethod for putting out firesP.A.S.S.P.A.S.S.

• Type of ExtinguishersType of ExtinguishersClass A, B, C and DClass A, B, C and D

SummarySummary

• Introduction to Fire ExtinguishersIntroduction to Fire ExtinguishersImportance of Fire ExtinguishersImportance of Fire ExtinguishersGuidelines to place your Fire ExtinguishersGuidelines to place your Fire Extinguishers

Education

Fire extinguishers-testing