Buildings may include a number of fire fighting systems to halt the spread of fires which can cause destruction of property and loss of life. Most of the corporate offices, shopping malls, movies theatres and even homes are equipped with necessary equipments to extinguish fires.
There are different types of equipment such as extinguishers, alarms, communication devices, monitors, smoke diverters and indicators. Generally there are two types of systems to prevent fire accidents mainly fire fighting systems and fire protection systems.
Know More about These Systems
Different ways and equipments are used to fight and extinguish fire. The equipments vary according to the type and the factors causing it. Some of the equipments used include hose reel system, sprinkler systems, automatic CO2 systems, fire intercom systems, flow switches and so forth. Fire extinguishers are also installed in buildings to fight raging fire.
The hose reel systems have nozzles which spray water. Tanks, pumps and pipes are included in the fire fighting system. These tanks and pumps are driven around using motor engines. The sprinkler systems include sprinkler rose and glass bulbs. As soon as the sprinkler systems are activated, the flow switches begin to ring the bells.
In the case of electrical fires, the automatic CO2 systems spray CO2 gas into the rooms. Smoke in the buildings caused by smoke is diverted using smoke fans and exhausts. Wet sprinklers are also installed in buildings that sense smoke and sprinkle water. Various types of heat and smoke detectors are also installed in buildings to detect fire.
Extinguishers of Different Types
There are various types of fire extinguishers and it should be used according to the type of fire caused. The two common types of extinguishers include the CO2 and the pressurised dry chemical extinguishers.
Extinguishers should be used according to the type of fire caused which include Class A, B, C, D and Class K. The Class A fire is caused due to the burning of ordinary materials such as paper, plastic, cardboard. The Class B fire is caused due to flammable liquids such as kerosene and gasoline. The Class C fire includes accidents caused by electrical appliances, switches, hot plates and short circuits.
The Class D fire is caused by flammable metals such as potassium and sodium, titanium, magnesium and many more. It is quite dangerous as it burns in high temperatures. The Class K fire are categorised as kitchen fires.
The fire fighting systems which include extinguishers should be used with care on all these types of fire. Water extinguishers can be used on fire caused due to burning of paper, i.e. Class A type. For Class B, C and D, it is best to use dry chemical extinguishers. Foam extinguishers can be used for Class A and B types. The CO2 extinguishers are suitable for electrical fires. Wet chemical extinguishers are suitable for kitchen fires. It is very important to know how to use these equipments as the results may vary according to the type of fire. Fire Water Pump