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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 B FIRES
• Involve flammable and combustible liquids
• Extinguished by smothering or inhibiting the reaction
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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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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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