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FUEL - Fuel can be any combustible material - solid, liquid or gas. Most solids and liquids become a vapor or gas before they will burn. |
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OXYGEN - The air we breathe is about 21 percent oxygen. fire only needs an atmosphere with at least 16 percent oxygen. |
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HEAT - Heat is the energy necessary to increase the temperature of the fuel to a point where sufficient vapors are given off for ignition to occur. |

CHEMICAL REACTION - A chain reaction can occur when the three
elements of fire are present in the proper conditions and proportions. Fire
occurs when this rapid oxidation, or burning takes place.
Take any one of these factors away, and the fire cannot occur or will be
extinguished if it was already burning.
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Portable extinguishers are classified according to their capacity for handling specific types of fires. Fire extinguishers must be readily accessible, properly maintained, regularly inspected and promptly refilled after use. |
Class "A" Extinguishers
For fires in ordinary combustible materials such as wood, paper and textiles where a quenching, cooling effect is required.Class "B" Extinguishers
For flammable liquid and gas fires, such as oil, gasoline, paint and grease where oxygen exclusion or flame interruption is essential.Class "C" Extinguishers
For fires involving electrical wiring and equipment where the non-conductivity of the extinguishing agent is essential. This type of extinguisher should be present wherever functional testing and system energizing takes place.
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Sound Beach Fire Department
Copyright © 2001-2011 by S.B.F.D. All rights reserved.
Revised:
11/07/11 05:56:42 -0600.
"The economical alternative"