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Fire Behavior

Fire Behavior information

Troy Mosley

on 7 January 2013

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Transcript of Fire Behavior

Fire Behavior Probationary Firefighter Troy Mosley What is Fire? Fire is the rapid oxidation of a material in the exothermic chemical process of combustion, releasing heat and light. Fuel Solid Fuels Gaseous Fuels Liquid Fuels Heat Chemicle Electrical Mechanical Nuclear Oxygen Required 21 % Normal 18% Disorientated >14% will not sustain combustion Chemical Chain Reaction Products of Combustion Fire Gases Flame Heat Smoke Methods of Heat Transfer Liquid Fuel Fires Vaporization LEL - UEL BLEVE Explosion Classifications of fires Class A Flame point Flash Point Methods of extinguishment Water Carbon Dioxide Phases of a fire Ignition Phase Growth Phase Fully Developed Phase Decay Phase Flashover Backdraft Class B Class C Class D Class K Reading Smoke Why do we read smoke? Smoke is Fuel V.V.D.C Heat Check Nozzle Applications Penciling Indirect Attack Direct Attack Combination Attack Hydraulic Ventilation Asphyxiant - Irritant
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