New Zealand Fire Service

Fire ExtinguishersNo single type of extinguisher is completely effective on every kind of fireplace. So earlier than shopping for a fire extinguisher, it is important to look rigorously at what kind of fireplace it has to be used on.

CO2 extinguishers contain carbon dioxide, a non-flammable gasoline, and are extremely pressurized. The pressure is so nice that it’s not uncommon for bits of dry ice to shoot out. CO2 is heavier than oxygen so these extinguishers work by displacing or taking away oxygen from the surrounding space. CO2 is also very chilly so it additionally works by cooling the fuel.

CO2 extinguishers are most adept at putting out fires which comprise burning liquids or fuels. This might involve oil or fat, for example. The other big advantage of CO2 extinguishers is their safety at putting out electrical fires. Being a gas, CO2 won’t keep on the fireplace for lengthy, so the supply of the fireplace needs to be rectified before the extinguisher is used up.

Purpose for the base of the fire. Capturing into the flame is a waste of the hearth extinguisher, as you’re not putting out the supply of the flames. It is vital to cease the fireplace at its source, or to remove or dampen the gas from the hearth, as a way to put it out. By focusing the extinguisher’s spray at the base of the fireplace or the source, you’re extinguishing the gasoline.

Know How It Works – There will probably be no time so that you can learn the directions when a hearth is on the premises. Just bear in mind GO – Pull, Intention, Squeeze, and Sweep. You will want to tug the pin or unlock the latch, intention low (on the base of the fire), squeeze the handle, and sweep the nozzle backward and forward at the base of the hearth. Watch the hearth in case it comes again, and use the extinguisher once more if obligatory.