Table of Contents
What is used to put out fires?
A fire extinguisher is an active fire protection device used to extinguish or control small fires, often in emergency situations.
Which powder used in fire extinguisher?
ABC powder is made up of ammonium or mono-ammonium phosphate mixed with other powders to improve the flow or add bulk. ABC powder is often referred to as general purpose or multi-purpose extinguisher powder and is capable to fight class A, B and C fires.
What is foam used for in a fire?
The foam blankets the fuel surface smothering the fire. The foam blanket separates the flames/ignition source from the fuel surface. The foam cools the fuel and any adjacent metal surfaces. The foam blanket suppresses the release of flammable vapors that can mix with air.
What is a ABC fire extinguisher?
An extinguisher with an ABC rating is suitable for use with fires involving ordinary combustibles, flammable liquids and energized electrical equipment. An extinguisher that is rated for use with multiple hazards should include a symbol for each hazard type.
What is ABC powder made of?
At USC, “ABC” fire extinguishers are filled with a fine yellow powder. The greatest portion of this powder is composed of monoammonium phosphate. Nitrogen is used to pressurize the extinguishers.
What is a AFFF fire extinguisher?
Water-Type Fire Extinguishers contain Water and/or Water-based agents, such as Aqueous Film-Forming Foam (AFFF), Film-Forming Fluoroprotein Foam (FFFP), and Antifreeze. An AFFF Foam fire extinguisher is effective on Class A and Class B fires. It can be applied to Class B liquid spills to prevent ignition.
Can you fight fire with water?
In order to fight a fire, you must take out any one of the fire elements. The most common method is to use water to put out the fire. The water takes away heat by cooling the fire. Water also smothers the fire, taking away oxygen.
What do firefighters use to put out fires?
Flapping is a less known technique of fire extinguishing. A flapper is a thick rubber mat attached to a long metal pole. The flapper is used to beat out fires. This type of strategy is used in forest fires and grass fires. A firefighter has to be careful when using a flapper.
What do you need to know about firefighter procedures?
Firefighters have policies and procedures that they are required to abide by, and many people who are not involved as a firefighter, do not understand the extent of limitations or liberties that firefighters and fire authorities are subjected to on the scene of a fire.
How does a firefighter set a backfire?
Let’s find out. Firefighters set backfires to stop the spread or change the direction of a wildfire. This is done by burning the fuel (grass, brush, trees, etc.) in front of a wildfire so it has nothing to burn when it reaches that point. Firefighters use a variety of tools to accomplish this.
What should a firefighter do while on scene?
While on scene, all firefighters should keep a solid sense of awareness to not only location but also, safety and operational procedures.