Foams are used to extinguish the fire
There are two types:
1- Chemical foaming
2- Mechanical (pneumatic) foam
Among the good properties of foams:
1- Freedom of movement and spread.
2- Forming a strong insulating layer.
3- Resists breaking down by heat.
4- Resistant to mixing with liquid materials.
thefoam is used in fire fighting by manual, portable, and stationary extinguishing systems, it is primarily used to fight flammable and flammable liquids fires, and the American Fire Protection Foundation issues many standard specifications and guidelines that address the different applications of the foam in fire fighting
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Installing fingerprint attendance and departure systems in commercial establishments and supplying electronic locks for hotels and offices to control entry and exit.
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