fire training objectives understand the combustion process and different fire classes.understand the...
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Objectives• Understand the combustion process and different Understand the combustion process and different
fire classes.fire classes.
• Understand fire extinguisher types, operating Understand fire extinguisher types, operating procedures, capabilities, and limitations. procedures, capabilities, and limitations.
• Understand basic firefighting concepts:Understand basic firefighting concepts:
– R.A.C.E.R.A.C.E.
– P.A.S.S.P.A.S.S.
FIRE TRAINING
WHAT IS FIRE?
IT IS A CHEMICAL REACTION CAUSED BY THE INTERACTION OF THREE COMPONENTS
THESE ARE
OXYGEN HEAT AND FUEL.
FIRE TRAINING
THESE THREE THINGS MUST BE PRESENT FOR FIRE TO OCCUR
THEREFORE IT IS REASONABLE TO ASSUME THAT IF ANY ONE IS REMOVED, FIRE CANNOT HAPPEN.
•BEFORE WE APPLY THE REMOVAL PROCESS
•WE NEED TO KNOW WHAT WE ARE DEALING WITH
•WHAT TYPE OF FIRE WE HAVE
•WHAT IS BURNING
•THEN WE APPLY THE RIGHT MEDIUM
FIRE TRAINING
•FIRE IS DEFINED IN 4 CATEGORIES OR CLASSES
•THESE ARE CLASSES A, B, C AND D
•THERE ARE DIFFERENCES BETWEEN EUROPEAN AND USA DEFINITIONS.
• FOR THIS TRAINING, WE SHALL STICK TO THE EUROPEAN CLASSIFICATION
FIRE TRAINING
•LET US LOOK AT THE CLASSES.
•CLASS ‘A’ IS FOR CARBONACEOUS MATERIALS.
•THIS IS SIMPLY MATERIALS MADE FROM PAPER, WOOD, TEXTILES, HUMAN FLESH IS CLASS ‘A’
FIRE TRAINING
•CLASS ‘B’ IS LIQUIDSLIQUIDS
•LIQUIDS CAN BE DIVERSIVE. E.g. PETROL, LIQUIDS CAN BE DIVERSIVE. E.g. PETROL, DIESEL ARE HYDROCARBONS.DIESEL ARE HYDROCARBONS.•ACETONE IS POLAR SOLVENTACETONE IS POLAR SOLVENT•ALCOHOLS ARE RESISANT TO MOST ALCOHOLS ARE RESISANT TO MOST FOAM.FOAM.
FIRE TRAINING
NAIL POLISH REMOVER
•CLASS ‘C’ IS FOR GASES. (USA is ELECTRICAL)
•GASES INCLUDE METHANE, HYDROGEN SULPHIDE, HYDROGEN, ACETYLENE
•GASES REQUIRE VERY CAREFUL HANDLING.
•MANY OF THEM ARE EXPLOSIVE!
•MANY OF THEM ARE TOXIC AS WELL
FIRE TRAINING
•CLASS ‘D’ IS FOR METALS AND METALLIC POWDERS. THESE ARE CHEMICALS WHICH REACT TO CONVENTIONAL FIRE EXTINGUISHING MEDIUMS.
•THESE INCLUDE POTASSIUM, SODIUM, MAGNESIUM ETC.
•METALS REQUIRE SPECIAL TREATMENT AND WE MUST NOT ATTEMPT TO FIGHT A METAL FIRE WITHOUT EXPERT ADVICE.
FIRE TRAINING
•WE MUST MENTION ELECTRICITY SINCE THE USA CLASSES IT.
•WHY DO WE NOT CLASS ELECTRICITY?
•IT IS THE BIGGEST CAUSE OF FIRE IN THE U.K.
•IT IS HIGHLY DANGEROUS.
•BUT IT DOES NOT BURN!!!!
FIRE TRAINING
•NOW THAT WE KNOW WHAT FIRE IS AND THE TYPES, WE CAN NOW LOOK AT WHAT WE CAN DO
ABOUT IT.
•THAT MEANS EXTINGUISH IT!
•REMEMBER THE THREE ELEMENTS?
•LETS LOOK AT THEM AGAIN
FIRE TRAINING
•REMOVE THE HEAT BY COOLING
•REMOVE THE OXYGEN BY SMOTHERING
•REMOVE THE FUEL BY SHUTTING OFF
FIRE TRAINING
Fighting the Fire
SSweep side to sideweep side to side
AAim low at the im low at the base of flamesbase of flames
SSqueeze thequeeze thehandlehandle
PPull the pinull the pinP
A
S
S
•NOW THAT WE KNOW THE CLASSES OF FIRE AND NOW THAT WE KNOW THE CLASSES OF FIRE AND THE EXTINGUISHING AGENTS AVAILABLE, WE THE EXTINGUISHING AGENTS AVAILABLE, WE
CAN NOW RELATE THE EXTINGUISHING AGENT CAN NOW RELATE THE EXTINGUISHING AGENT TO THE TYPE OF FIRE.TO THE TYPE OF FIRE.
FIRE TRAINING
=
FIRE TRAINING
• WATER
• FOAM
• POWDER
• HALON
• YES
• YES
• YES
• YES
•IF WE HAVE A CLASS ‘A’ FIRE, WHAT CAN WE USE?
FIRE TRAINING
•WHAT ABOUT CLASS ‘C’?
• WATER
• FOAM
• CO2
• POWDER
• HALON
• NO
• NO
• YES
• YES
• YES
•WHAT ABOUT FIGHTING A FIRE?
•ANYONE CAN DO IT
•IF•YOU KNOW WHAT TO USE
•YOU KNOW WHERE IT IS
•YOU KNOW HOW TO USE IT
FIRE TRAINING
•BUTBUT
•MOST IMPORTANT OF ALLMOST IMPORTANT OF ALL
•ISIS
•CAN YOU ESCAPE IF THINGS GO CAN YOU ESCAPE IF THINGS GO WRONG?WRONG?
FIRE TRAINING
• BEFORE YOU ATTEMPT TO FIGHT ANY FIREBEFORE YOU ATTEMPT TO FIGHT ANY FIRE
• YOU MUST ASK YOUR SELF SOME QUESTIONS.YOU MUST ASK YOUR SELF SOME QUESTIONS.
• THESE ARETHESE ARE
• CAN I ESCAPE NOWCAN I ESCAPE NOW
• DO I KNOW WHAT TYPE OF FIRE IT ISDO I KNOW WHAT TYPE OF FIRE IT IS
• DO I KNOW WHERE THE NEAREST DO I KNOW WHERE THE NEAREST EXTINGUISHER ISEXTINGUISHER IS
• IS IT THE RIGHT TYPEIS IT THE RIGHT TYPE
• DO I KNOW HOW TO USE ITDO I KNOW HOW TO USE IT
• CAN I STILL ESCAPECAN I STILL ESCAPE
FIRE TRAINING
FIRE TRAINING • THIS CAN BE REPLACEDTHIS CAN BE REPLACED
•THIS CAN NOTTHIS CAN NOT
PLEASE TAKE CAREPLEASE TAKE CARE
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