Fire Extinguisher Use & Safety
- A fire extinguisher has a limited capability.
- A fire extinguisher is effective on small incipient stage fires.
Before Attempting to Extinguish a Fire
You must follow the R.A.C.E. fire procedure before attempting to extinguish any fire.
Rescue or remove any persons from the immediate scene
Pull the nearest alarm and call 911, then the following numbers:
Close all doors to the hazard or fire area
Extinguish using the closest fire extinguisher if the fire impedes your evacuation. Evacuate to your designated meeting location.
Maintaining Fire Extinguishers
Types of Fire Extinguishers
Class A: Pressurized water based extinguisher
Use: Ordinary combustibles such as woods, papers, and plastics.
Class BC: Carbon Dioxide extinguisher
Use: Flammable liquids (i.e. ethanol, xylene) and electrical fires.
Class ABC: Multipurpose dry chemical agent extinguisher
Use: Ordinary combustibles, flammable liquids, and electrical fires.
Class D: Sodium chloride or copper based dry powder
Use: Combustible metals (i.e. magnesium, powdered aluminum).
Class K: Potassium bicarbonate or wet chemical fine mist
Use: Kitchen fires, cooking oils and fats.
How to use fire extinguishers
Using the PASS Method:
Pull the safety pin on the extinguisher.
Aim the hose of the extinguisher at the base of the fire.
Squeeze the handle to discharge the material.
Sweep the hose across the base of the fire from side to side.