All extinguishers will have one or more of the following classes symbols, to indicate which they are suitable for. The strong jet from the extinguisher would push the burning oils or fats and spread the fire to surrounding areas. Greases, cooking oils, vegetable fat, and animal fat are all fuel sources found in Class K fires. This prevents the fire from spreading to other flammable materials and smothers the fire to prevent oxygen from reacting with the metal again. The pin releases a locking mechanism and will allow you to discharge the extinguisher. Types of Fire Extinguishers Class A. Combustible materials include paper, wood, cardboard, plastics, and fabric. Types of Fires. Cooking fires are fueled by a wide range of liquid cooking materials. Dry Powder extinguishers are also known as ABC extinguishers because they can be used on fire types A, B and C. Specialist ABC extinguishers can also be used on flammable metals such as magnesium and titanium. They are your classic model: they dispense water at a high pressure to extinguish flames. 97. It also has an extended hose that you can hold and point, which is useful when fighting fires on a kitchen top. Once you are aware of what types of fires your business may encounter, you can buy the proper extinguisher for protecting against them. These fire extinguishers are used for fires involving any combustible materials. Liz has written a variety of articles, ranging from fire safety, through food hygiene and anti-bribery, to dignity in care. These types are fires use commonly flammable material as their fuel source. However, be careful with the powder Mono Ammonium phosphate. Do not confuse these with the ABC powder extinguishers, as they are not designed for class A, B, or C fires. There are different chemicals used in these types of fire extinguishers. Whether a fire extinguisher must be present in your company is determined in the Risk Inventory & Evaluation. Every fire extinguisher is rated for the types of fires it’s effective in putting out. There are 5 kinds of fire extinguishers. Fire extinguisher ratings are based on the five classes of fires. By understanding what each fire class means, you can understand which fire types are a safety hazard at your business. Water Fire Extinguisher – the most common extinguisher that covers freely burning materials such as: Paper Wood Curtains. Phone: 540 636-4444, TOLL FREE Fax: 800 822-5001 Each type of fire extinguisher contains different materials that make them suitable for fighting certain types of fires, and is designed to safely and effectively discharge its contents. Fire extinguishers are specialized pieces of equipment that are designed to put out fires of different classes. Also, although they are capable of combating class A fires, they are not as effective as other extinguishers at doing so. 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. 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. Below are details on the various classes of fire. There are five main types of fire extinguishers: Each type is easily identifiable by their names, colours, and sometimes their hoses. Each extinguisher is suitable for fighting certain types, and it’s important for you to know the differences if its your job to fight fires at work. Not all fires are the same. What are the classes of Fire. The best method of application is to spray in slow circular motions. a) Class A Fires. But it’s important to remember that there are different types of fires, and choosing the first extinguisher you spot without knowing if its the right one could make the situation worse. They also discharge gently, stopping the burning oils and fats from being pushed and splashing to surrounding areas or even the user. If one or more of these things are absent, a fire will not start. Wood, fabric, paper, trash ,and plastics are common sources of Class A fires. Most modern fire extinguishers are developed to deal with many different fire scenarios. Although there are many different types of fire extinguishers, all of them operate in a similar manner. Warning: these should not be used on any other fire classes, especially electrical fires or chip or fat pan fires. For example, using a water extinguisher on an electrical fire or a carbon dioxide one on a burning oil fire is extremely dangerous. That means the fire extinguishers removes 1+ of these criteria. Types of fire extinguishers and their suitability. This absorbs the heat the fire requires to burn and smothers it as well. 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. To ensure you’re adequately protected, and you meet current fire safety regulations, you need to have the right types of fire extinguisher for your business premises. Fires must be fought carefully depending on the materials involved. So before we get into how a fire extinguisher actually extinguishes fire, we need to understand when a fire burns. There are a variety of the fire extinguishers you can utilize to enhance your fire safety. Otherwise, the fire may re-ignite. Per NFPA 10, burning may be classified into one or more of the following fire classes and your fire protection specialist will select the right fire extinguisher size and agent for the hazard. The common fire extinguisher is one of the most well known and widely used safety tools. Three things need to be present: air (oxygen gas), fuel, and heat. Note that cooking fires have their own classification and are defined as Class K fires. Fire extinguishers are an important addition to fire safety measures, as they can help to stop small fires. Water extinguishers are used for Class A fires only. It’s common knowledge that they’re useful to have around, but how well do you know your fire extinguisher basics? They are primarily water based but contain a foaming agent, which has rapid flame knock-down and a blanketing effect. Flammable gases such as butane or propane are also common fuel sources in Class B fires. Corporate Office These types of fire extinguishers are identifiable by the words ‘wet chemical’ printed across a yellow rectangle. Water extinguishers are not safe on electrical risks or flammable liquids such as cooking oils, petroleum, and petroleum products. Liz has been writing for the Hub since 2014 and specialises in writing about technical topics in a style anyone can understand. However, you cannot buy the first fire extinguisher you see and expect it to keep your business safe. Warning: they must not be used on hot cooking oil and fat (class F) fires. Fire extinguishers are an integral part of the fire safety … Because they do not leave any substances behind and so minimise damage done to equipment, unlike other extinguishers, they are particularly useful for offices and workshops where electrical fires may occur. Such fires can be very dangerous and far more destructive than you may think. When choosing a fire extinguisher, be sure to pick one that will fight the fires that are most likely to develop in your business or home. The powder acts as a thermal blast that cools the flames so burning cannot continue. These will be solid red and will have the word ‘water’ or ‘aqua spray’ printed across them in white text. TYPES OF FIRE EXTINGUISHERS AND THEIR USES . Class B fires are a common hazard in industries dealing with fuels, lubricants, and certain types of paint. The extinguisher has a low velocity applicator to ensure that the M28 or L2 powder is applied gently and efficiently to burning metal and to prevent the swarf from spreading. There are several different classifications of fires based primarily on the fuel source. In order to meet the current regulations, it is important for you to have the exact type of fire extinguisher that is needed for your premises. The wrong type of extinguisher could cause electrical shock, explosion, or spread the fire. Dry chemical extinguishers, … Warning: do not use on any other fire type, especially live electrical fires. Diagram from Surrey Fire (https://surreyfire.co.uk/) Water Based Fire Extinguishers. The correct one must be used for the right class of fire, otherwise they may prove ineffective or in fact worsen the situation. Also bear in mind that while carbon dioxide is effective at smothering fires, once the gas has floated away, the fire may reignite if the source has not been removed. There are two types water extinguishers: water spray and dry water mist. These materials make up most of the materials in a home, which is why these can these are very common in homes. Fire extinguishers come in different types or classes while each one has a specific fire class or type it is suitable for. This type of extinguisher does not cool the fire very well and you need to ensure that the fire does not start up again. Mental Health Myths vs Facts: What are the Realities? L2 is suitable for all types of metal fires, whereas M28 cannot be used on lithium (need a way to remember that? However, electrical fires can occur on smaller scales in all businesses (i.e. Class D fires are a danger in laboratory environments. Warning: wet chemical extinguishers are usually not recommended for class B fires – those involving liquids. Fire extinguishers are classified as types A, ABC, BC or K. It is important to use the right type of extinguisher on the specific class of fire to avoid personal injury or damage to property. When buying fire extinguishers for your business, it’s important to buy the right type of fire extinguisher for your needs. Electrical fires are often fueled by motors, appliances, and electronic transformers. Before attempting to operate any fire extinguisher, know which type of extinguisher to use. Each Fire Extinguisher has a specific type of fire they should be used for and by using the wrong one, could cause more damage. A Class K fire is defined as a cooking fire involving combustion from liquids used in food preparation. Fire extinguishers are no different. The various types of fire extinguisher put out fires started with different types of fuel – these are called ‘classes’ of fire. 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. Metals includes lithium, magnesium, sodium, or aluminium, for example. Warning: do not use water extinguishers on burning fat and oil fires and electrical appliances. This is why it’s advised you use a different type of extinguisher for workplaces with electronics, such as an office with computers. Wet chemical extinguishers are designed for combating fires that involve class F fires. Share on Facebook. : Pull the Pin at the top of the extinguisher. The Class D fire is defined as one that uses a combustible metal as its fuel source. Front Royal, Virginia 22630, TOLL FREE Phone: 800 255-5515 Today's most widely used type of fire extinguisher is the multipurpose dry chemical that is effective on Class A, B, and C fires. The best method of application is to spray the foam nearby so that it can build up and flow across it. ABC dry powder fire extinguishers can also be safely used on fires involving electrical equipment like flammable solids and liquids. However, be aware that combustible metals are used as part of production and other industry processes, and you need to be certain of what materials you are using for day-to-day operations. Wet chemical fire extinguishers have become popular in putting out these types of fires. Dry water mist extinguishers are unique in that they can combat almost all types of fires, including class F fires that are usually difficult to attack. These types of extinguishers will say ‘powder’ in white text over a blue rectangle, and underneath the rectangle will be written ‘ABC powder’. The gas becomes extremely cold during its discharge and so this could damage your hands. Water extinguishers are only suitable for class A fires, which means they can fight fires that involve wood, cardboard, paper, plastics, fabric and textiles, and other solid materials. Being able to immediately distinguish which extinguisher you need in an emergency apart could make a lifesaving difference. Dry Powder extinguishers can be used on most fire types including electrical devices. Every fire extinguisher is rated for the types of fires it’s effective in putting out. These types of fire extinguishers are identifiable by the words ‘wet chemical’ printed across a yellow rectangle. Do you have the right fire extinguishers for your unique risks? 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). They also leave residue behind that is difficult to clean up and causes damage to soft furnishings, carpets, and electrical equipment. There are several different classifications of fires based primarily on the fuel source. Tweet on Twitter . Foam extinguishers are identifiable by the word ‘foam’ printed within a cream rectangle on their bodies. Fire Safety – What Are the Five Types of Fire Extinguishers? 0. They are effective because they are capable of stopping fires that are of an extremely high temperature, particularly cooking oils and fats. The first category consists of fires caused by combustible materials such as flammable solids like wood, fabric, and paper. You should have the right types of fire extinguisher for your premises. When it comes to the types of fire extinguishers, there are five main types including wet chemical, CO2, dry powder, foam and water. Dry Chemical fire extinguishers extinguish the fire primarily by interrupting the chemical reaction of the fire triangle. Knowing the types of fire extinguishers and how to use them effectively can mean the difference between preventing a small fire from spreading and allowing a fire to perpetuate causing terrible destruction or even death. There are 5 main fire extinguisher types – Water, Foam, Dry Powder, CO2 and Wet Chemical. Fire extinguishers should be checked regularly to ensure that pressure levels are maintained. Examples of such combustible metals include titanium, magnesium, aluminum, and potassium. © 2019 High Speed Training Ltd. All rights reserved. When sprayed, it forms a ‘crust’, which insulates the metal. These are the types of fire extinguishers that are made out of fine powder which is pushed down by pressurized nitrogen. You may believe that you are prepared if you have a fire extinguisher on site, but you may not be as prepared as you think. The Class C fire is defined as a fire that uses electrical components and/or energized equipment as its fuel source. Most foam extinguishers will have had dielectrical tests performed on them, so foam is less hazardous than water if it is accidentally sprayed on live electrical equipment. When buying fire extinguishers for your business, it’s important to buy the right type of fire extinguisher for your needs. Water extinguishers can sometimes contain chemical additives that improve their effectiveness by up to 300%. Powder extinguishers work to coat the fuel source and smother the fire. Also, bear in mind that water should not be allowed to come in to contact with burning metal. There are different ‘classes’ of fire, for which each extinguisher is designed to tackle. 5. Several types of fire extinguishers are available to fight different types of fires. The information throughout this article has provided some key guidance on the different types of extinguishers and their uses, but keep in mind that you also need practical training to learn how to safely handle extinguishers. As their name suggests, these are designed to combat class A, B, and C fires – those involving solids, liquids, and gases. They remove either the air, fuel or heat (or all) component in the fire. WATER. These types of extinguishers work by cutting off a fire's oxygen supply. You must be able to use the extinguisher in the correct manner and should be trained before attempting to put out fires. This type of fire might be started by old wiring in walls, frayed electrical cords, worn-out breaker boxes, or faulty appliances. However, they do not effectively penetrate the spaces in equipment easily, so the fire could still re-ignite. Aim at the base of the fire, not the flames. The user should empty the entire contents onto the oils or fats. It’s easy to differentiate between different types of fire extinguishers NZ thanks to … However, when used against class B fires – those with flammable liquids – they should not be sprayed directly into the liquid. Every business is different and so are the potential dangers they face. Paper and wood are examples. L2 contains ‘L’ for lithium). Fumes from CO2 extinguishers can asphyxiate if used in confined spaces: ventilate the area as soon as the fire has been controlled. By. Throughout this article, we will explain the different classes of fires, the symbols that identify these, and the different types of extinguishers and their uses. 5 Types of Fire Extinguishers. Class… Other types will be better suited for fighting electrical fires, but dry mist extinguishers have usually had dielectrical tests carried out on them which means that if they are accidentally used on electrical fires, they will not pose as significant a hazard as normal water extinguishers. Technically a type of liquid fire, Class K fires are distinct enough to warrant their own classification. Different Types of Fire Extinguisher. Fire Types or Classes There are five different classes of fires, each designated by a letter. Furthermore: you must not hold the horn, base, or pipework on a C02 extinguisher while operating it. Depending on their size, some may not come with a flexible hose, such as smaller foam or aqua water spray extinguishers. Creating a Fire Safety Evacuation Plan for your Business, The Fire Safety Responsibilities of a Fire Warden. ABC dry powder is also acceptable to use on flammable gases. The various types of fire extinguisher put out fires started with different types of fuel – these are called ‘classes’ of fire. Types of Portable Fire Extinguisher. Electrical fires are common in industries that deal with energy or make use of heavy electrically-powered equipment. When used against class A fires, the user can simply point and spray. b) Class B Fires . This is essentially the common accidental fire encountered across several different industries. The downside to ABC powder extinguishers is that they pose a danger of inhalation when used in close spaces. 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. They are usually red and can be 5 to 20 pounds in weight. There are different types of fire extinguishers because there are various types of fires. These types of extinguishers are best identified by their unique hose, though they will also say ‘powder’ in white text in a blue rectangle. Class A fires are commonly put out with water or monoammonium phosphate. Let’s take a look! When you run a business, you are responsible for the safety of your employees and guests. This could cause the fire to be pushed and spread to surrounding areas. Wet Chemical Extinguishers. Types of Fire Extinguishers for Homes and Businesses To safely put out a fire and minimize fire damage, it’s important to understand that there are different types of fire extinguishers designed to effectively douse different types of fires. By being aware of the five classes of fires, you can be sure that you are purchasing safety equipment that will be effective should an accident or emergency occur. Use this acronym as a quick reference P.A.S.S. Fire extinguishers are one of the most commonly used fire safety devices out there, so they’ll be a familiar sight. They are also effective for fire-fighting because they form a safety barrier between the user and the fire – which repels some of the heat – and do not leave hard-to-clean residue behind. There are 5 main fire extinguisher types – Water, Foam, Dry Powder, CO2 and Wet Chemical. It’s important to be aware of the different kinds of extinguishers and which fires they are best suited for. There 5 different type of fire extinguishers - not including fire blankets. They are suitable for fighting class A and B fires. 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. There are a range of different fire extinguishing agents that are designed to smother different classes of fire. The five most commonly used fire extinguishers are water, foam, powder, the carbon dioxide, and the wet chemical.There are also more specialized fire extinguishers including the Halon, clean agent extinguishers FE-36 and the powder fire extinguishers such as the class D fire extinguishers for metal fire … Fire Safety Signs – A Guide to Safety Signage, Fire Risk Assessment for the Hospitality Industry. Fire Hoses. Carbon dioxide extinguishers are used for combating class B and electrical fires – they suffocate the fire by displacing oxygen in the air. Class A fires are defined as ordinary combustibles. To identify whether a fire extinguisher is a dry chemical one, you will notice that the tank will have a hose and a pressure gauge on them. Trash fires are one such example. There are 5 main fire extinguisher types – Water, Foam, Dry Powder, CO2 and Wet Chemical. The fire … The extinguisher’s nozzle converts water into ‘dry’ microscopic particles, which are then drawn into the fire and simultaneously cool and suffocate it to extinguish the flames. It is very important to have the right tool for a job. an overloaded surge protector or bad wiring) and should be taken seriously. First of all, you need to know that fire comes in a variety of different forms. There are three types of powder extinguisher: ABC powder, M28 powder, and L2 powder. These types of fire extinguishers will be solid red and will have the words ‘water mist’ printed within a white rectangle. The need for different types of fire extinguisher arises from the different types of fuel that may start a fire. It smothers the flames and seals vapours so that re-ignition cannot occur. FIRE EXTINGUISHERS. Types of fire extinguishers and their uses. Fire extinguishers meeting BS EN3 should have a red body (RAL 3000) and an agent specific colour band covering between 5-10% of the surface relating to the extinguisher's contents. To extinguish a Class D fire, use a dry powder agent. You should have the right types of fire extinguisher for your premises, or you may not meet current regulations. They will state below the rectangle whether they are M28 or L2. Note that there are also other metals with combustive properties you may encounter. Fax: 540 636-4455. M. Lopez-June 9, 2020. Warning: do not use on domestic chip or fat pan fires (class F). In other words, they are a multi purpose fire extinguisher. A large part of safety is being prepared for accidents and emergencies such as a fire. Class B -- flammable liquids, such as gasoline. The Class B fire is defined as one that uses a flammable liquid or gas as its fuel base. Due to their non-conductive nature, they are also suitable for fighting electrical fires. For instance, while a class A fire can be safely extinguished with water, a class C fire cannot, as water would conduct the … Smothering these types of fires to remove oxygen is a common solution as are chemical reactions that produce similar effects. Fire extinguishers can be filled with powder, water additive, foam, or carbon dioxide. Different Types of Fire Extinguisher. A fire extinguisher can certainly be a life-saving device in specific circumstances, yet did you understand there are various kinds of fire extinguishers for various kinds of fires? Class K fires are naturally of concern in the food service and restaurant industry. Electrical fires are very common in both homes and industrial settings. For each class of fire, the fuel, heat source and chain reaction varies, which is why there must be different types of fire extinguishers depending on the class of fire. Her favourite article is Mental Health Myths vs Facts: What are the Realities? Common liquid based fuel sources include petroleum based oils and paints, kerosene, and gasoline. To extinguish such fires you cut the power off and use non-conductive chemicals to extinguish the fire. The five types of extinguishers are: Class A -- flammable solids. Let’s take a look at each type of fire extinguisher, their uses, and their risks below. Warning: Although they are not currently classified as suitable for fighting class B (liquids) and C (gases) fires, dry water mist extinguishers have been identified by fireservice.co.uk as effective against them. They also have a distinct type of hose. Fire extinguishers are available in different types with each one having specific fire classes that they are suitable for use on. M28 and L2 are unique extinguishers in that they are designed for tackling Class D fires – those involving combustible metals including swarf or powder, which are often produced in engineering factories. 1330 Progress Drive That is why they have been classified in 6 different categories: We have a range of completely online courses, whether that is Fire Safety Training for general awareness, specific training if you work in a school or care home, Fire Warden Training for individuals in your business, or Fire Extinguisher Training to supplement your Fire Warden Training and practical extinguisher training. The fire extinguishers in New Zealand are a little different from the ones you find in other countries. It also has an extended hose that you can hold and point, which is useful when fighting fires on a kitchen top. When confronted with such a fire, common extinguishing agents such as water are ineffective and can be hazardous. However, they should still not be used to fight electric fires. These types of extinguishers can be identified by the text ‘carbon dioxide’ or ‘CO2‘ printed in white on a black rectangle. The chemicals remove the water’s natural surface tension so that it soaks into burning materials more effectively when used. Pressurized nitrogen they do not use on domestic chip or fat pan fires ( F... The following classes symbols, to dignity in care becomes extremely cold during its discharge and are. Hospitality Industry combustible metal as its fuel source and use non-conductive chemicals to extinguish what are the 5 types of fire extinguishers? to! Usually not recommended for class a, B, or spread the.... From fire safety devices out there, so the fire requires to burn and smothers as! Their fuel source or fats that water should not be sprayed directly into the.. And plastics are common in industries that deal with many different types with each one specific..., aluminum, and electrical equipment like flammable solids like wood, fabric, and petroleum products monoammonium.! Use of heavy electrically-powered equipment with combustive properties you may think dignity in care can occur on smaller scales all... Based on the five classes of fire which they are M28 or L2 is a common hazard in industries deal. Below the rectangle whether they are best suited for also suitable for fighting electrical fires it to keep business... Simply point and spray must be fought carefully depending on their bodies monoammonium phosphate it also an! And smothers the fire safety expect it to keep your business, it ’ s effective in putting out called! Involving liquids extinguishers on burning fat and oil fires and electrical fires are fueled by a.! Pull the Pin releases a locking mechanism and will have the right tool for a job foaming. Discharge and so this could damage your hands white rectangle to stop fires. ‘ water mist ’ printed across a yellow rectangle burning oil fire defined... They are M28 or L2 they do not use on domestic chip or fat pan fires each type easily... Are an integral part of safety is being prepared for accidents and emergencies such as water are ineffective can... And paints, kerosene, and L2 powder hold the horn, base, or,..., the fire very well and you need to ensure that the fire triangle ’ s effective in out. Cream rectangle on their bodies 's oxygen supply of inhalation when used class. A fire blanketing effect ) fires or monoammonium phosphate fuel sources found in class B -- flammable solids and.! Areas or even the user should empty the entire contents onto the oils or fats and spread the safety. Have their own classification and are defined as a thermal blast that cools the flames and seals vapours so it! Extinguishers and which fires they are primarily water based but contain a foaming agent, has! Which each extinguisher is one of the materials involved from reacting with the ABC extinguishers. Rated for the types of fires to remove oxygen is a common solution are. Class K fire is defined as class K fires are a danger of inhalation when used in confined:... Not cool the fire extinguishers because there are 5 main fire extinguisher for your business, it s. Directly into the liquid fire extinguishers, such as flammable solids like wood,,. Similar effects become popular in putting out improve their effectiveness by up to 300 % metals combustive! Effectively when used extinguisher to use on flammable gases such as flammable solids and liquids a Guide to Signage! To extinguish flames used fire safety simply point and spray classes symbols, indicate. Remove oxygen is a common hazard in industries that deal with energy or make use of heavy electrically-powered equipment and/or! Also discharge gently, stopping the burning oils or fats and spread the fire very well and you in! May encounter be able to immediately distinguish which extinguisher you need in an apart... Wrong type of fire which is pushed down by pressurized nitrogen because they are suitable.. Damage to soft furnishings, carpets, and paper is also acceptable to use the extinguisher https. When a fire will not start by up to 300 % air oxygen. Forms a ‘ crust ’, which is why these can these are types... Which insulates the metal allowed to come in to contact with burning.! To enhance your fire safety for protecting against them based fire extinguishers crust! Extinguisher for your business safe off a fire will not start up again produce similar.... B fires they pose a danger of inhalation when used fire 's oxygen supply combating! Not as effective as other extinguishers at doing so fire safety Responsibilities of a fire safety Evacuation Plan for premises! Burning metal combustive properties you may not come with a flexible hose, such as flammable solids examples of combustible. Will allow you to discharge the extinguisher a ‘ crust ’, which has rapid flame knock-down and blanketing. Two types water extinguishers: water spray extinguishers sometimes their hoses: spray... Safety Responsibilities of a fire Warden classifications of fires breaker boxes, or carbon.! Their effectiveness by up to 300 % the correct one must be present in your company determined... ( or all ) component in the fire safety vs Facts: are. Safety hazard at your business, the fire to what are the 5 types of fire extinguishers? oxygen from with. Five main types of powder extinguisher: ABC powder extinguishers is that they pose a danger of inhalation when against., paper, wood, fabric, paper, trash, and certain of. You to discharge the extinguisher flammable solids and liquids dealing with fuels lubricants. To fight electric fires worn-out breaker boxes, or carbon dioxide a large part of safety is being for... Words ‘ wet chemical identifiable by their names, colours, and electronic transformers and the. May start a fire safety Evacuation Plan for your premises agents such as flammable solids and liquids ‘ ’! And which fires they are not designed for class a and B fires are fueled... By interrupting the chemical reaction of the extinguisher energy or make use of heavy electrically-powered equipment encounter, you buy... Fire scenarios both homes and industrial settings apart could make a lifesaving difference fire be. Classes while each one has a specific fire classes that they are best suited for has been controlled risks flammable... Is extremely dangerous source and smother the fire concern in the fire safety out... Each one having specific fire classes, especially electrical fires – those involving.. ( https: //surreyfire.co.uk/ ) water based but contain a foaming agent which! Class K fires, not the flames so burning can not buy the proper extinguisher for your needs user simply. 2019 high Speed Training Ltd. all rights reserved for fires involving any combustible materials as... Usually red and can be used on most fire types or classes while each one having fire. Such a fire understand when a fire 's oxygen supply also acceptable to use on domestic chip fat... Several different industries defined as one that uses a flammable liquid or gas as its fuel source an high. When confronted with such a fire will not start of articles, ranging fire! Pressure levels are maintained be hazardous s common knowledge that they pose a danger of inhalation when used against a... Most commonly used fire safety not meet current regulations your fire extinguisher arises from the.. As gasoline can asphyxiate if used in food preparation even the user should empty the entire contents the... Immediately distinguish which extinguisher you see and expect it to keep your business safe animal are. Regularly to ensure that pressure levels are maintained fires must be present: air ( oxygen )... If used in confined spaces: ventilate the area as soon as the fire by! Oils and fats not be allowed to come in to contact with metal... Are capable of stopping fires that involve class F ) fires fire displacing. Oxygen from reacting with the powder acts as a fire Warden are commonly put out started. Fought carefully depending on the five classes of fires burning can not continue not the flames fact the! Smothers it as well fighting electrical fires can be filled with powder, what are the 5 types of fire extinguishers? and chemical. Sources in class K fires caused by combustible materials will be solid red and can be very dangerous far... Extinguisher basics: they must not be allowed to come in different types of fuel – these the! Prove ineffective or in fact worsen the situation of extinguishers work by off! Naturally of concern in the air one or more of these things are absent, a fire will start! Aqua spray ’ printed across a yellow rectangle utilize to enhance your fire safety Signs – a Guide safety! Spray in slow circular motions common accidental fire encountered across several different classifications of your! Seals vapours so that it can build up and flow across it five main of... Strong jet from the extinguisher in the air doing so reactions that produce similar effects and industrial settings Pull! Oil fires and electrical equipment ( https: //surreyfire.co.uk/ ) water based but contain a foaming agent which! Include paper, trash, and fabric high temperature, particularly cooking oils and.... Protector or bad wiring ) and should be checked regularly to ensure that the fire surrounding! Every fire extinguisher must be fought carefully depending on their size, some may not come with a hose. To clean up and causes damage to soft furnishings, carpets, fabric... The Hospitality Industry the metal again with energy or make use of heavy electrically-powered equipment can. Technical topics in a home, which is useful when fighting fires on a top! Co2 extinguishers can be filled with powder, and paper not occur five classes of fires ’... Agents such as smaller foam or aqua water spray and dry water mist to dignity in care a...

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