To extinguish a fire with a portable extinguisher, a person must have immediate access to the extinguisher, know how to actuate the unit, and know how to apply the agent effectively. … In addition, portable fire extinguishers contain a limited amount of extinguishing agent and can be discharged in a matter of seconds.
How do you use a portable fire extinguisher to put out a fire?
Aim: Aim low, pointing the extinguisher nozzle (or its horn or hose) at the base of the fire. Squeeze: Squeeze the handle to release the extinguishing agent. Sweep: Sweep from side to side at the base of the fire until it appears to be out. Watch the area.
How should a portable fire extinguisher be selected?
Portable fire extinguishers should be chosen based on the: type of fuel that is burning. What classification of portable fire extinguisher is used for fires that involve combustible liquids and gases?
When using a portable extinguisher direct the extinguishing agent by?
Grasp the hose in one hand and press or squeeze the handle or trigger release with the other. (If the unit is a CO2 extinguisher, grasping the plastic discharge horn may freeze the hand.) If the unit has no hose, direct the stream of extinguishing agent by moving the extinguisher.
What is the best defense against fire?
As always, the best defense against a fire is to be prepared. Take a moment to look at your fire extinguisher.
What are the 4 types of fire extinguishers?
There are four classes of fire extinguishers – A, B, C and D – and each class can put out a different type of fire. Multipurpose extinguishers can be used on different types of fires and will be labeled with more than one class, like A-B, B-C or A-B-C.
What is the first step in the pass application method of operating a portable fire extinguisher?
The acronym PASS is used to describe these four basic steps.
- Pull (Pin) Pull pin at the top of the extinguisher, breaking the seal. …
- Aim. Approach the fire standing at a safe distance. …
- Squeeze. Squeeze the handles together to discharge the extinguishing agent inside. …
What is the effective range of a PKP portable extinguisher?
125 Cards in this Set
|AFFF extinguisher is pressurized with…||100 PSI at 70 degrees F|
|What are the two sizes of the PKP extinguisher?||18lbs and 27lbs|
|Effective range of the 18lb PKP extinguisher?||19ft|
|Effective range of the 27lb PKP extinguisher?||21ft|
|Where are the 27lb PKP extinguishers located?||In engineering spaces|
When using a foam extinguisher where should you aim to be most effective?
Aim the hose at the base of the fire with one hand. Don’t aim for the flames, but instead for the base moving the jet across the area of the fire to cover the flammable liquid.