Which fire extinguisher types to use. Class A fires – water, water mist, foam, dry powder, wet chemical; Class B – water mist, foam, dry powder, CO2, some wet chemical; Class C – water mist, dry powder; Class D – specialist dry powder; Electrical – water mist, foam, CO2; Class F – water mist, wet chemical. Fire extinguisher use
The numbers before B and C are a measure of the amount of square feet the fire extinguisher can put out. For example, a 20:BC fire extinguisher can extinguish a fire over 20 square feet. C indicates the extinguisher is suitable for use on electrically energized equipment. For example: The extinguisher in the photo above has the equivalent of 3.75 gallons of water …
What Are The 5 Classes of Fire Extinguishers?
C & K: These letters indicate that an extinguisher can be used effectively against these fire classes. In practical terms, that means that if Fire Extinguisher 1 has a 4-A:80-B:C rating and Fire Extinguisher 2 has a 1-A:10-B:C rating, Fire Extinguisher 1 is… 4x more potent against Class A fires; 8x more potent against Class B fires
People Also Ask how to tell what class fire extinguisher
How does a Class A fire extinguisher work?
These extinguishers usually use water or dry chemical powders to blanket a fire and/ or absorb the heat. The heat of the fire is removed by the water component, while the oxygen is removed by the foam. Class A extinguishers are rated based on their water equivalency. Each A is matched to 1 1/4 gallons of water.
How to choose the right fire extinguisher?
How to Choose the Right Fire Extinguisher 1 What type of hazards are you dealing with?#N#The types of fire hazards in your home or business will help determine… 2 What is the UL rating?#N#Also located on the fire extinguisher label is the UL rating. All Fire Extinguishers are… 3 What size do you need? More …
What do the different colours of fire extinguishers mean?
In the UK, portable fire extinguishers must conform to BS EN3 Standard, which specifies that their body is coloured red. A small coloured band indicates the type of fire extinguisher – red for water, white and red for water mist, cream for foam, blue for dry powder, yellow for wet chemical, green for clean agent and black for CO2 extinguishers.
How do you label a fire extinguisher?
Fire Extinguisher Signs and Labels 1 Promote quick identification 2 Use eye-catching, vibrant red and white coloring Arrows and other graphics also help call attention to the location 3 Can be mounted directly above or beside the extinguisher, or further away to indicate its general direction
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TYPES OF FIRE AND FIRE EXTINGUISHERS | WHICH FIRE EXTINGUISHER TO BE USED ON WHICH CLASSES OF FIRE Video Answer
Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher