Download - Portable fire extinguishers home safety
Session ObjectivesYou will be able to:
Identify different classes of fireChoose the appropriate type of extinguisherUse a fire extinguisherInspect and maintain extinguishers
Fire TriangleOxygenFuelIgnition
Class AOrdinary
combustiblesWoodPaperPlasticGarbage
Class BFlammable liquids
GreaseGasolineOilSolvents
Class CEnergized electrical
equipmentAppliancesSwitchesPanel boxesPower tools
Class DCombustible metals
MagnesiumTitaniumPotassium and sodiumPyrophoric materials
Classes of Fires—Any Questions?Any questions
about the fire triangle or the different classes of fires?
Extinguishing the FireRemove heatRemove oxygenRemove the fuel
Water ExtinguishersRated only for
Class A firesSpread a grease
fireCause an
electrical shock on a Class C fire
Increase a metal fire
Dry Chemical ExtinguishersBest all-around
choiceHelp prevent
re-ignitionMake a messClass ABC
contains ammonium phosphate
Carbon Dioxide (CO2) ExtinguishersClass BC-ratedMost Contain Carbon
DioxideShould not be used on
Class D—metal firesDo not leave a residueAre a good choice for
computers or electronics
Must be used 3 to 8 feet from the fire
Metal ExtinguishersClass D ratedPowdered copperSodium chlorideForm an airtight crust over the
fire
Types of Extinguishers— Any Questions?Any questions
about the different types of fire extinguishers?
Fight-or-Flight DecisionAlarm has been pulledFire dept. has been
calledFire is small and
containedYou can avoid the
smokeExit is clearExtinguisher is nearbyYou have been trained
to use the extinguisher
PASSPullAimSqueezeSweep
Inspect ExtinguishersMonthly
inspectionExtinguisher not
blockedPressure is
acceptablePin and seal are
intactNo dents or
damagePerformed by
EH&S
Care and MaintenanceKeep extinguisher cleanReplace if damagedRecharge immediately after useHave hydrostatic testing doneRemove non-rechargeables after 12 years
Locations and SignsReadily accessibleHighly visible
sign.
Types of Extinguishers— Any Questions?Any questions
about using, inspecting, and maintaining fire extinguishers?
Key Points to RememberFire triangleFire hazard classKnow your extinguishersFight or flightPASS
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