26. fire extinguisher
TRANSCRIPT
8/8/2019 26. Fire Extinguisher
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29 CFR 1910.157
Standard Title: Portable fireextinguishers
SubPart Number: L
SubPart Title: Fire Protection -Portable Fire SuppressionEquipment
FIRE EXTINGUISHER
H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .
H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .
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Personnel shall be familiar with:
The Fire Triangle
Classifications of Fuels
Types of Fire Extinguishers
Rules for Fighting Fires
How to Use a Fire Extinguisher
How to use the Fire Hose and reel
Fire Alarm Code in Ahmadi Office
OBJECTIVE
H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .
H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .
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Fuel
Chemical
Reaction
Take any one of these
four components away andyou will not have a fire!
THE FIRE TRIANGLE
H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .
H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .
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Solid combustible materials (not metals); wood,
paper, cloth, trash, plastics. Memory Tip: Leavesand AshA
B
C
D
Flammable liquids; gasoline, oil, grease,
acetone. Memory Tip: Can Boil
Flammable gases: methane, butane, LPG,
ethane
Metals; potassium, sodium, aluminum,magnesium.
CLASSIFICATIONS OF FUEL
H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .
H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .
EElectrical.
Memory Tip: Can carry a Current
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Water (APW) Extinguisher
Carbon Dioxide Extinguisher
Dry Chemical Extinguisher
Fire extinguishers work by takingaway one of the four elements:
Fuel
Chemical
Reaction
TYPESOF FIRE EXTINGUISHERS
H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .
H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .
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Remove the heat element
of the Fire Triangle
Designed for Class A Fires Only
NEVER use water to extinguish flammable liquid fires
NEVER use water to extinguish an electrical fire
WATER EXTINGUISHERS
H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .
H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .
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Removes the Oxygen element of the Fire
Triangle
and cools the fuel
Designed for Class B, C and E Fires Only
CARBON DIOXIDE EXTINGUISHERS
H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .
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ABC designed for Class A, B, C and E Fires
while
BC designed for Class B and C Fires Only
Extinguish the fire by coating the fuel with a thin layer
of dust, separating the fuel from the oxygen in the air.
The powder also interrupts the chemical reaction of
the fire.
DRY CHEMICAL EXTINGUISHERS
H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .
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If Safe to Do So:
Assist all persons to safety
Activate fire alarm system or
dial 211
Finally, if fire is small , attempt
to use an extinguisher to put itout
RULES FOR FIGHTING A FIRE
H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .
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You dont know what is burning
The fire is spreading rapidly beyond
the spot where it started
You dont have adequate orappropriate equipment
You might inhale toxic smoke
Your instincts tell you not to
NEVER FIGHT A FIRE IF:
H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .
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PULL the Pin
AIM at the base of the fire
SQUEEZE the top handle or lever
SW EEP from side to side
Remember the acronym: PASS
HOT TO USE A FIRE EXTINGUISHER
H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .
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H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .
PL AY
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Assessment
Take a few moments to
complete the assessment -
H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .
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Assessment Key 11. A
2. A
3. A
4. C
5. D
6. B7. A
8. C
9. A
10. D
11. C
12. B13. B
14. B
H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .H O T E N G I N E E R I N G & C O N S T R C U T I O N C O . K . S . C . C .