What are wet chemical fire extinguishers?
Wet Chemical fire extinguishers have a yellow label and are designed specifically for use on fires involving combustible cooking media such as burning oil and fat. They have a class F rating and a special lance applicator nozzle.
How does a wet chemical extinguisher work?
How does a wet chemical fire extinguisher work? Wet chemical fire extinguishers are usually supplied with a long lance which helps to safely deploy the foam. The wet chemical forms a thick soapy foam-like blanket over the surface of the burning oil/fat which stops oxygen from reaching the fire and smothers the flames.
Where are wet chemical fire extinguisher used?
deep fat fryer fires
Wet chemical fire extinguishers are used on deep fat fryer fires and fat fires. If you are in a commercial cooking industry, this extinguisher is a must-have. Examples would be cooking oil, grease, vegetable fat, and animal fats.
What does wet chemical contain?
The active ingredient in a wet chemical fire extinguisher is potassium acetate, often with added potassium citrate or potassium bicarbonate. When operated, a wet chemical extinguisher creates a fine mist, which cools the flames and prevents splashing.
What should you not use a wet chemical fire extinguisher?
Extinguishers such as Water, Foam, Powder & CO2 will not always put out big cooking fires and are also extremely dangerous because the pressure of these extinguishers can cause the oil to jet out and cause serious harm.
When should you not use a wet chemical fire extinguisher?
Wet Chemical Extinguisher Check manufacturer’s instructions for suitability of use. These extinguishers are usually not recommended for class B fires such as petrol, although Gloria has produced a 3 ltr wet chemical extinguisher with B rating.
What can a wet chemical extinguisher not be used on?
Wet chemical extinguishers are suitable for use on Class F fires involving cooking oils and fats, such as lard, olive oil, sunflower oil, maize oil and butter. They can also be used on Class A fires (wood, paper and fabrics) and Class B fires (flammable liquids). Wet chemical extinguishers have a yellow label.
What is a wet chemical class F fire extinguisher used for?
Wet Chemical Extinguishers For fires involving cooking oils and fats (a Class F fire), a wet chemical extinguisher can be used. The wet chemical fire extinguisher can also be used on Class A fire, but foam or water extinguishers are more common.
How can you tell if a chemical extinguisher is wet?
In Australia, wet chemical fire extinguishers have a red body and will have an OATMEAL colour band wrapped around the tank. You can also identify a foam extinguisher by looking at the description label imprinted on the red tank as we explain below.
Which extinguisher is most suitable for oil fires?
Wet Chemical fire extinguishers are the most effective against Class F fires (cooking oils and fats) e.g fats, grease and oil. Therefore they are practical in a kitchen environment.
How long does a wet chemical fire extinguisher last?
Fire extinguishers can last for anywhere between ten and twenty years if properly maintained. The lifetime of an extinguisher can vary depending on the manufacturer and style, but all extinguishers can have their life extended by proper care and maintenance.
When should you use a wet chemical fire extinguisher?
Wet chemical fire extinguishers are used on deep fat fryer fires and fat fires (Class F), although some can also be used on A class fires (solids). Only tackle small fires with an extinguisher.
How does a wet chemical fire extinguisher work?
Wet chemical fire extinguishers contain a solution of potassium which effectively attacks the flame in two ways: Firstly the mist cools the fire and lowers the temperature to stop the fire spreading, it also prevents splashing of the hot oils/fat.
What kind of fire extinguisher do you use?
It is also known as Class F’ fire extinguishers or class ABF’ fire extinguishers in some versions. Generally, wet chemical extinguishers are suitable for use on Class A & F Fires.
Is it dangerous to use a chemical fire extinguisher?
Extinguishers such as water, foam, powder & CO2 will not always put out big cooking fires and are also extremely dangerous because the pressure of these extinguishers can cause the oil to jet out and cause serious harm.
What kind of fire extinguishers does Amerex make?
Hand Portable Extinguishers: Amerex manufactures a full line of hand portable and wheeled fire extinguishers, both “compliance” (code required) and “specialty” types.
