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xianghai99

re are several differ types of fire extinguishers for commercial use available in the UK. Water fire extinguishers are serviceable in putting out paper, wood, cloth and some plastic materials. Water extinguishers cannot be accustom above burning oil or fat,[link widoczny dla zalogowanych], or aboard electrical fires. All fires are classified according to the type of substance scalding. The classes are:
Class A - Paper, wood and other alphabetical materials.
Class B - Flammable liquids such as oil, grease and petrol.
Class C - Flammable gas.
Class D - Flammable metals.
Class E - Electrical fires.
Class F - Cooking oils and fat.
Each type of fire extinguisher is colour coded based on the type of fire they can extinguish. Some extinguishers cover multiple classes of fires, meantime additional are specialised elements meant merely for an type of fire.
The colour coding system is consist in ...:
Red coloured extinguishers are Water Extinguishers.
Red extinguishers with a Cream coloured panel or band are Foam Extinguishers.
Red extinguishers with a French Blue coloured plate or orchestra are Dry Powdered Extinguishers or Specialised Powder Extinguishers.
Red extinguishers with a Black coloured extinguisher are Carbon Dioxide (CO2) Extinguishers.
Red Extinguishers with a Canary Yellow Panel or Band are Wet Chemical Extinguishers.
Green signifies a Halon Extinguisher, which namely not longer tolerable at statute.
Water Extinguishers are restricted to level A fires such as wood, paper, or napkin. Never discharge a Water Extinguisher into electrical equipment alternatively flammable fluids fire.
Spray Foam extinguishers are for class A and B fires such as oil,[link widoczny dla zalogowanych], grease and petrol. They are for a finite number of flammable liquids and ought not be used without consulting the manufacturer's guidelines. They are not to be used on cooking oil. Specialized Foam is available for alcohol fires.
ABC Dry Powder Fire Extinguishers are for class A, B and C fires. They have multiple materials they tin extinguish. In addition to paper, wood and cloth, they tin too extinguish fires involving plastic, oils, grease, paint, petrol and flammable gas fires.
Special Dry Powder Extinguishers are for class D fires. They are meant for flammable metals such as magnesium.
CO2s (Carbon Dioxide Fire Extinguisher) are for class B and electrical fires. They put out liquid fires such as oil, grease, fat, paint and petrol and electrical fires. The abrasive is non-conductive to dilute the risk of electrocution.
Wet Chemical Extinguishers are for class A and class F fires. In addition to combustibles such as paper and wood,[link widoczny dla zalogowanych], they are the only type of extinguisher to be used on cooking oil and fat fires.
Halon Fire Extinguishers are no longer permitted in the UK.
Fire Blankets are for Class B fires and go by slitting off oxygen to the fire. Blankets can also be used to put out clothing fires and piece and fat pan fires.