FIRE FIGHTING

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FIRE TRIANGLE

• FUEL• HEAT• OXYGEN

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EXTINGUISHING METHODS

• STARVING it of fuel

• SMOTHERING it – to cut off the supply of oxygen

• COOLING it – to remove the heat

• INHIBITING the chemical chain reaction.

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CLASS A FIRES

• Common solid fuels• Extinguished by cooling

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CLASS B FIRES

• Involve flammable and combustible liquids

• Extinguished by smothering or inhibiting the reaction

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CLASS C FIRES

• Involve flammable gases.

• Extinguished by starving of fuel

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CLASS D FIRES

• Involve combustible metals.

• Extinguished by special smothering methods

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ELECTRICAL FIRES

• Not an official class• Not a fuel• Extinguished by

smothering or inhibiting reaction

• Medium need to be non conducting.

• Extinguishers have (E)

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CLASS F FIRES

• Involve combustible fats and oils

• Often in deep fryers• Special smothering or

chemical methods

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WATER

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FOAM

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DRY POWDER

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CO2

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VAPORISONG LIQUID

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WET CHEMICAL

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FIRE BLANKETS

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RESPONSE PRECEDURES

• REMOVE PEOPLE from immediate danger.

• ALERT nearby staff and members of the public.

• CONFINE FIRE and SMOKE close windows and doors (if safe to do so).

• EXTINGUISH or control fire (if safe to do so).

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CONSIDERATIONS

• What sort of fire is this?• Do I have the training and equipment to

safely handle it?• What sort of hazards are involved?• What precautions do I need to take?• Is it worth the risks involved to fight the fire?

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HOW TO EXTINGUISH

• P ull out the safety pin, test the extinguisher• A im at the base of the fire.• S queeze the operating handle.• S weep the stream of firefighting agent back

and forth across the base of the fire

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REMEMBER

SAFETY FIRST

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