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?
How do you use a fire extinguisher safely and effectively?
How to operate a fire extinguisher
- 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. …
When using a portable fire extinguisher you should?
Before using a fire extinguisher, make sure the fire is contained and is not spreading around the area. It is also important to make sure the room has not filled with smoke before using an extinguisher. You should also make sure everyone is evacuated from the building in case the fire spreads.
What is the operating time for most portable fire extinguishers?
The approximate discharge time for 10 to 20 pounds of dry chemical ranges from 10 to 25 seconds.
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.
Which type of fires should you fight with a portable fire extinguisher quizlet?
~Wet chemical systems and portable fire extinguishers are used to to control and extinguish Class K fires.
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.
Is a dry chemical fire extinguisher the same as a CO2 fire extinguisher?
Carbon dioxide can be used on Class B & C fires. They are usually ineffective on Class A fires. Dry Chemical fire extinguishers extinguish the fire primarily by interrupting the chemical reaction of the fire triangle.
Should you have fire extinguisher at home?
Fire extinguishers should be kept on every level of your home, as well as in the kitchen and garage. If a fire starts in your home, first and foremost, evacuate and call the fire department to report the fire. Once these two conditions have been met, you can use the fire extinguisher to try and put out the fire.