What must you decide before using a fire extinguisher to put out a fire?
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.
Which of the following portable fire extinguishers can be used on a small paper fire?
Fire extinguishers with a Class A rating are effective against fires involving paper, wood, textiles, and plastics. The primary chemical used to fight these fires is monoammonium phosphate, because of its ability to smother fires in these types of materials.
What are 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 are the 3 main types of fire extinguishers?
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.
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 color is Class B fire extinguisher?
red
What are Class B fire extinguishers?
Class B. Class B fires involve flammable and combustible liquids such as gasoline, alcohol, oil-based paints, lacquers. Therefore, extinguishers with a B rating are designed to extinguish fires involving flammable and combustible liquids.
What do Class B fires include?
Class B fires are fires which involve flammable or combustible liquids. The type of flammable liquids involved in Class B fires include petrol, diesel, thinners, oils, paints, wax, cooking fat and plastics which melt.
How do you extinguish Class B fire?
Class B fires should be extinguished using foam, powder, or carbon dioxide extinguishers, according to the Fire Equipment Manufacturer’s Association. These types of extinguishers work by cutting off a fire’s oxygen supply.
Which is the best method to put out a Class B fire?
To extinguish a Class B fire, you want to cut off the oxygen. You can use carbon dioxide gas to dilute the oxygen available and stop the burning. Smothering the fire with bicarbonate (baking soda) or potassium carbonate will also work.
What type of fire requires a Class B fire extinguisher?
Class B – Fires involving flammable liquids, gases, oil, paints, or lacquer.
What is burning type f fire?
Class F fires are fires which involve cooking oil or fat. Whereas flammable liquids, such as petrol, usually have low flash and auto ignition temperatures, cooking oil or fats require temperatures in excess of 340°C to ignite.
What is a fire hazard in the kitchen?
Workers are exposed to fire hazards in restaurants from heat-producing equipment such as burners, ovens, and grills due to: Working around open flames. Un-emptied grease traps (possible grease fires) Dirty ducts (possible flue fires) Improper storage of flammable items.
Who is responsible for using a fire extinguisher?
A ‘responsible person’ such as an owner or landlord are expected to carry out the visual inspections of fire extinguishers to comply with legislation. This person is someone who is qualified by training and experience to conduct service and maintenance of fire extinguishing equipment.
Is fire extinguisher training a legal requirement?
It’s the Law Fire extinguisher training has been the law since 2005 and every office needs at least one person who has been on a course. Most businesses, to cover for when staff are off, ensure that more than person is trained in fire awareness and are appointed as a Fire Warden.
Can you smother an electrical fire?
If an electrical fire starts If the device that is causing the electrical fire is found, and you can reach the cord and outlet safely, unplug it. 2. If the fire is small, you may put it out by smothering it with baking soda.
Should fire extinguishers be wall mounted?
Extinguishers should be located in conspicuous positions, available at all times for immediate use and fitted on brackets or stands where they will be readily seen by any person following an escape route. Fire extinguishers should be securely hung on wall brackets.
How much clearance is needed around a fire extinguisher?
OSHA requires fire extinguishers to be at least four inches above the ground, meaning you cannot store them on the floor.