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Flashcards about mine fires and explosions.
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Fires in underground mines are particularly hazardous because they produce __.
Toxic gases, heat, smoke, explosion hazard, oxygen-deficient atmospheres
The three elements needed for a fire to occur are __, __, and __.
Fuel, oxygen, and heat
The __ can be used to illustrate the three elements necessary for fire.
Fire triangle
To extinguish a fire, it is necessary to __.
Remove one element
Fighting a fire with __ removes the heat.
Water
__ the fire with noncombustible materials removes the oxygen.
Smothering
__ extinguishers operate by chemically inhibiting the oxidation of the fuel.
Dry chemical