Halotron will not leave any residue and can be used around sensitive equipment. The chemical will leave a residue and can cause corrosion of materials when used in a wet environment.Īlso available are A/B/C extinguishers that use Halotron as the extinguishing agent. The agent used to put the fire out is a multi-purpose dry chemical called mono ammonium phosphate. They are often referred to as Multipurpose Fire Extinguishers. The most common extinguishers, Class A/B/C extinguishers are usually used in offices, schools, and homes. The Foam will leave a residue, which must be cleaned away after the fire is put out. Handling ordinary combustibles and liquids, Class A/B extinguishers use foam as the extinguishing agent. It is especially important that these extinguishers are not used on electrical fires because they can transfer electricity back to the user. Class A extinguishers cannot be used on other fire types because water poses a risk when used on electrical, liquid, gas, or metal fires. Typically, the fire fighting agent is water. Class A Fire ExtinguishersĬlass A Fire Extinguishers are used on class A fires only. Regardless of the combination listed, it is important that the extinguisher be UL tested and approved. The standard combinations are listed below and refer to United States classifications. a Class A extinguisher), it is more common that they handle a range of fire types. While fire extinguishers can address a single type of fire (i.e. In Europe and Australia, these are Class F fires. These kinds of fires are technically part of Class C fires, but due to the special nature in which they occur they have been put into their own classification. You can recharge some fire extinguishers while others will need to be replaced if the pressure is too low.Cooking greases or oils. Guidelines and instructions Some extinguishers need to be shaken monthly others need to be pressure tested every few years. Cleanliness Remove any dust, oil or grease that might be on the outside of the extinguisher. Working parts Make sure the can, hoses and nozzles are not damaged, dented or rusted. The recommended pressure level Many extinguishers have gauges that show when pressure is too high or too low. Remind community residents to check fire extinguishers for: Easy access in an emergency Be sure nothing is blocking or limiting your ability to reach it. Point the extinguisher at the base of the fire.Įducate on the importance of fire extinguisher maintenance Hold the extinguisher with the nozzle pointing away from you and release the locking mechanism. When operating a fire extinguisher, tell residents to remember the word PASS: Teach people how to use a fire extinguisher Use a fire extinguisher when all of these questions are answered “yes.” If you're unsure about whether it is safe to use a fire extinguisher, and for all other situations, alert others, leave the building, and call 911 from a mobile or neighbor's phone.
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