Friday 25 November 2016

Fire Extinguishers For Different Classes Of Fires


A sudden fire hazard can cause a lot of damage if some kind of fast action is not taken and fire is extinguished in time.

However, for different fires, different types of fire extinguishers are used. So, if you looking for fire extinguishers to buy, you need to be aware of the root of the fire and many things about fire extinguishers.

Planning in advance and storing a fire extinguisher that is likable to use to put off the fire if it ever occurs in future is a safety net for fire.


Classes Of Fire
You need to have knowledge about the different classes of fires and the respected fire extinguishers used to extinguish them.

According to the national fire protection association, fire is classified in five classes.
  • Class A fires are general elements that are used to burn paper, wood, cardboard, etc.
  • Class B fires are started from combustible elements such as kerosene, petroleum, and other organic solvents. 
  • Class C fires are the ones that begin through electrical equipment malfunctionings such as panel boxes, hot plates, and other appliances.

And for this kind of fire, water intensifies the threat as it is an excellent conductor of electrical current.

Class D fires are associated with combustible metals that catch fire. The most common are sodium, potassium, alkyllithium, titanium and magnesium.

The temperature of the fire ignited by such metals is intensely high and react with air, water or with other chemicals. Kitchen Fire is Class K fire.


Types Of Fire Extinguishers
There are different categories of fire extinguishers used for putting out different fires. Water and foam extinguisher takes the heating element of the fire.

 The oxygen is cut out which leads to the extinguishing of the fire. Dry powder extinguishers put out the fire by separating fuel from the oxygen.


Carbon Dioxide fire extinguishers remove the heat element through extremely cold discharge. Wet chemical fire extinguishers remove the heat element and cuts of the oxygen of the fire by forming a barrier between the fuel and oxygen.

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