4Fuel ClassificationsClass A: Wood, paper, cloth, trash, plastics—solids that are not metals.Class B: Flammable liquids—gasoline, oil, grease, acetone. Includes flammable gases.Class C: Electrical—energized electrical equipment. As long as it’s “plugged in.”Class D: Metals—potassium, sodium, aluminum, magnesium. Requires Metal-X, foam, and other special extinguishing agents.
5Extinguisher Common features Locking pinCarrying handle / operating leverPressure gaugeLabel :Type (Water, C02, Dry Chemical)Classification (A, B, C)NFPA capacity RatingInstructionsCheck Tag DateDischarge nozzle or horn
6REACT upon discovery of fire or smoke Remove persons in immediate danger!Ensure containment of (confine fire/smoke)Alert everyone in your work areaContact your SupervisorTreat ALL fires as DANGEROUS!
7Portable Fire Extinguisher Safety Some Causes of Fire?ElectricalCombustiblesHousekeepingHeat Sources (cutting/ welding)Flammable & Combustible LiquidsMachinery
8Portable Fire Extinguisher Safety Quick-CheckIs it Ready To Use?
9Portable Fire Extinguisher Safety How to use of Fire ExtinguisherThe P.A.S.S. MethodIt is easy to remember how to use a fire extinguisher if you can remember the acronym PASS, which stands for Pull, Aim, Squeeze, and Sweep.Pull the Pin.This will allow you to operate the extinguisher.
10Portable Fire Extinguisher The P.A.S.S. Method Cont.Aim at the base of the fire.Point the extinguisher nozzle (or hose) at the base of the fire.Squeeze the lever above the handle. This discharges the extinguisher agent. Releasing the lever will stop the discharge.
11Portable Fire Extinguisher Safety The P.A.S.S. Method Cont.Sweep from side to side.Moving carefully toward the fire, keep the extinguisher aimed at the base of the fire and sweep back and forth until the flames appear to be out. Watch the fire area. If the fire re-ignites, repeat the process.
12If equipment catches fire: De-energize the equipment immediately!Activate the machine’s fire suppression system.Remove any combustibles from the area:If you can without danger to yourself.Report the fire to others and seek help:Make sure electrical power is de-energized before you apply water to the equipment.Make certain that you have a clear path of retreat to a safe area when fire fighting.