How are fire extinguishers marked?
Fire extinguishers are classified by fire type. The A, B, C rating system defines the kinds of burning materials each fire extinguisher is designed to fight. The number in front of the A, B, or C indicates the rating size of fire the unit can extinguish.
What are the two types of fire extinguishers?
Understanding fire extinguisher classes
- Class A extinguishers will put out fires in ordinary combustibles such as wood and paper.
- Class B extinguishers are for use on flammable liquids like grease, gasoline and oil.
- Class C extinguishers are suitable for use only on electrically energized fires.
What does the label on a fire extinguisher tell you?
Most fire extinguishers will have a pictograph label telling you which classifications of fire the extinguisher is designed to fight. For example, a simple water extinguisher might have a label like the one below, indicating that it should only be used on Class A fires.
What are the types of fire extinguishers and their uses?
The eight different types of fire extinguishers include specialist dry powder, standard dry powder, foam, water spray, water mist, water spray, wet chemical and carbon dioxide. There is no single fire extinguisher that can be used on all classes of fire.
How many types of fire extinguishers are there?
There are 5 main fire extinguisher types – Water, Foam, Dry Powder, CO2 and Wet Chemical.
What are the 3 types of fire extinguishers?
It’s important to understand that no single fire extinguisher can safely and effectively douse every type of fire. OSHA states, “The three most common types of fire extinguishers are: air pressurized water, CO2 (carbon dioxide), and dry chemical.” There also are wet chemical fire extinguishers.
What are the 3 most common types of fire extinguishers?
According to OSHA, air pressurized water, carbon dioxide (CO2) and dry chemical are the three most common types of fire extinguishers, with wet chemical extinguishers also used often.
What are the most common types of fire extinguishers?
Most Common 5 types of fire extinguishers and their uses
- Water Extinguishers.
- Foam Extinguishers.
- Carbon Dioxide (CO2 Extinguishers)
- Dry Powder Extinguishers.
- Wet Chemical Extinguishers.
How do you identify different types of fire extinguishers?
Identifying fire extinguishers by colour
- Foam extinguishers display a cream label. They’re most commonly used on Class B fires (started by flammable liquids). …
- Dry powder extinguishers display a blue label. …
- CO2 extinguishers feature a black label. …
- Wet chemical extinguishers feature a bright yellow label.
What is the acronym for using a fire extinguisher?
It’s 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.
What are the 4 types of fire extinguishers PDF?
There are five main types of fire extinguishers:
- Carbon Dioxide (CO2).
- Wet chemical.
Which two types of fire extinguishers should you never use on an electrical fire?
Water fire extinguishers have a class A rating and are safe for use on wood, paper and fabric fires. Water fire extinguishers are NOT suitable for electrical fires as water is a conductor and you are at risk of electrocution if used on this type of fire.
Which type of fire extinguisher should be used on materials?
Use: Water fire extinguishers are best for combatting Class A fires, for example fires involving organic solid materials, such as wood, cloth, fabric, paper and plastics. Dangers: Do not use on burning fat or oil and also never use on fires involving electrical appliances.
Which two fire extinguishers should not be used in confined spaces?
When protecting employees and guests in confined spaces, the following fire extinguishers should be avoided:
- Carbon dioxide fire extinguisher. Carbon dioxide fire extinguishers are the worst type of equipment for fighting fires in confined spaces. …
- Dry powder fire extinguishers. …
- Halcon fire extinguishers.