Although it is not recognised as a separate class of fire in Europe, electrical fires that involve live equipment and electrical sources are also a type you should bear in mind (think of it as an informal Class E; ‘E’ for electric to help you remember). Tweet on Twitter . Carbon dioxide extinguishers are used for combating class B and electrical fires – they suffocate the fire by displacing oxygen in the air. Dry Chemical fire extinguishers extinguish the fire primarily by interrupting the chemical reaction of the fire triangle. Dry chemical extinguishers, … The short answer is that is depends upon the type of fire you are dealing with, or to put it more correctly the class of fire. However, they should still not be used to fight electric fires. Each Fire Extinguisher has a specific type of fire they should be used for and by using the wrong one, could cause more damage. Broadly speaking, there are 5 types of fire extinguishers, namely: Water based; Foam based; Powder based; CO2 (Carbon Dioxide) based; Wet Chemical based; Each type of fire extinguisher fights against different types of fire, as illustrated in the diagram below. Metals includes lithium, magnesium, sodium, or aluminium, for example. Let’s take a look at each type of fire extinguisher, their uses, and their risks below. Wet chemical extinguishers are designed for combating fires that involve class F fires. Every business is different and so are the potential dangers they face. Types of Fire Extinguishers Class A. Water extinguishers are used for Class A fires only. Creating a Fire Safety Evacuation Plan for your Business, The Fire Safety Responsibilities of a Fire Warden. One question we are often asked during fire safety training is “What are the different types of fire extinguishers used for?” In this article, we answer this question and also explain what the different classes of fire are. 97. Fire Safety Signs – A Guide to Safety Signage, Fire Risk Assessment for the Hospitality Industry. So before we get into how a fire extinguisher actually extinguishes fire, we need to understand when a fire burns. The common fire extinguisher is one of the most well known and widely used safety tools. This is why it’s advised you use a different type of extinguisher for workplaces with electronics, such as an office with computers. It is very important to have the right tool for a job. The downside to ABC powder extinguishers is that they pose a danger of inhalation when used in close spaces. Front Royal, Virginia 22630, TOLL FREE Phone: 800 255-5515 In this blog we’ll tell you all about each different type of fire extinguisher and what materials and fires they’re best suited to tackle. Wet Chemical Extinguishers. The chemicals contained within the canister dispels the flames, cools the burning oil, and produces a soap-like solution that seals the surface and prevents re-ignition of the fire. Warning: wet chemical extinguishers are usually not recommended for class B fires – those involving liquids. In addition, it may be that the presence of a fire extinguisher is made compulsory by the insurance company or any national compliance authority or body. Types of fire extinguishers and their uses. When used against class A fires, the user can simply point and spray. Foam extinguishers are identifiable by the word ‘foam’ printed within a cream rectangle on their bodies. They are primarily water based but contain a foaming agent, which has rapid flame knock-down and a blanketing effect. When you run a business, you are responsible for the safety of your employees and guests. When sprayed, it forms a ‘crust’, which insulates the metal. b) Class B Fires . If one or more of these things are absent, a fire will not start. There are three types of powder extinguisher: ABC powder, M28 powder, and L2 powder. Fax: 540 636-4455. Diagram from Surrey Fire (https://surreyfire.co.uk/) Water Based Fire Extinguishers. This could cause the fire to be pushed and spread to surrounding areas. And restaurant Industry there, so they ’ re useful to have around, but how well you! And their risks below the Realities water spray extinguishers pressure levels are maintained aqua spray ’ printed within a rectangle!: each type is easily identifiable by the words ‘ water ’ s common knowledge that they pose danger! 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