Fire extinguishers have a variety of uses. For instance, they can be used to extinguish a fire involving combustible metals, including steel and magnesium. They can also be used to extinguish fires involving lithium and other metals that are extremely hot.
Fire extinguishers can also be used to extinguish a fire caused by electrical equipment. The type of chemical used to extinguish a fire depends on the material that is being burned. For example, sodium bicarbonate is best for burning paper or wood, but it’s not good for burning oil or gasoline.
Using a fire extinguisher is important for the safety of people inside a building. First, you must be sure that you know how to use it. You should aim the nozzle at the base of the fire. Once you’ve pointed the nozzle at the fire, squeeze the extinguisher’s handle. Afterward, use sweeping motions to ensure that the fire extinguishing agent is applied to all areas.
A dry chemical system requires you to aim the device directly at the fire, while a wet chemical system requires that the chemical be sprayed onto the fire. The dry chemical system is less effective in containing flammable liquids, while the wet chemical system works best against flammable liquids. In case of a flammable liquid fire, monoammonium phosphate is an effective solution. However, it is highly corrosive to electronic circuitry. It’s not recommended to mix it with dry chemicals, since it can result in a pressure buildup, causing the extinguisher to rupture.
You should always buy a fire extinguisher that is the appropriate size for the space you want to put it in. There are different height restrictions for fire extinguishers, and you should always check the manufacturer’s label to ensure that the product is safe for use in your home.
You can buy a pre-mix fire extinguisher or a solid charge one. Pre-mix models contain a solid charge of water, whereas solid charge extinguishers are charged with a dry chemical agent. This agent will then disperse a layer of foam when discharged through the nozzle, stopping the burning material. In either case, the agent will be sufficient to extinguish a fire.
Fire extinguishers help you contain fires, so you don’t have to risk your life. However, you should know how to use them correctly. If the fire is too large for you to contain it on your own, wait for fire department personnel to arrive. They are equipped with the right equipment and are trained in firefighting methods.
There are two basic types of fire extinguishers available: hand-held and cart-mounted. Handheld extinguishers are smaller than cart-mounted ones and can be easily moved around. Handheld extinguishers typically weigh between 0.5 and 14 kilograms. Cart-mounted extinguishers weigh more than 23 kilograms and are mostly found on construction sites, airport runways, and docks.