Types of Fire Extinguishers UNIT 3 - TYPES OF FIRE EXTINGUISHER S.HEMNATH,AP/MECH

Three ways to extinguish a fire Starvation - Removal of fuel Smothering - Removal of oxygen Cooling - Removal of heat Remove any one of the three components and fire cannot start or be sustained UNIT 3 - TYPES OF FIRE EXTINGUISHER S.HEMNATH,AP/MECH

UNIT 3 - TYPES OF FIRE EXTINGUISHER S.HEMNATH,AP/MECH Fire classification Class A: SOLIDS such as paper, wood, plastic etc Class B: FLAMMABLE LIQUIDS such as paraffin, petrol, oil etc Class C:  FLAMMABLE GASES such as propane, butane, methane etc Class D:METALS such as aluminium, magnesium, titanium etc Class F:Cooking OIL & FAT etc UNIT 3 - TYPES OF FIRE EXTINGUISHER S.HEMNATH,AP/MECH

Types of Fire Extinguishers Water 6 or9 litre size Suitable for Class A Fires Not for use on flammable liquids Not to be used near to live electrical apparatus Discharge time, approximately 60 seconds Weighs approximately 15 kilos UNIT 3 - TYPES OF FIRE EXTINGUISHER S.HEMNATH,AP/MECH

Types of Fire Extinguishers Foam Multi-Purpose Foam Spray 9 litres, 6 litres or 2 litres Ideal for burning solids and hydrocarbon liquids Can be rated for use on live electrical equipment UNIT 3 - TYPES OF FIRE EXTINGUISHER S.HEMNATH,AP/MECH

Types of Fire Extinguishers Dry Powder 1kg, 2kg, 3kg, 6kg, and 9kg capacities ABC powder for burning solids, burning liquids and if specially trained, burning gases Could be harmful in a confined space, and will contaminate prepared foods, and delicate electronic equipment Little cooling effect UNIT 3 - TYPES OF FIRE EXTINGUISHER S.HEMNATH,AP/MECH

Types of Fire Extinguishers SPECIAL FIRE EXTINGUISHERS ‘FryFighter’ For Class F Fires (overheated cooking oils/ fats) ‘Unique’ Wet Chemical’ formulation to suponificate the burning fat UNIT 3 - TYPES OF FIRE EXTINGUISHER S.HEMNATH,AP/MECH

Types of Fire Extinguishers Carbon Dioxide (CO2) Clean non conductive agent Ideal for fires involving live electrical apparatus Noisy in operation Some parts of the extinguisher will become very cold Little to no cooling effect UNIT 3 - TYPES OF FIRE EXTINGUISHER S.HEMNATH,AP/MECH

Other Fire Fighting Equipment Hose - Reels Fire Blankets UNIT 3 - TYPES OF FIRE EXTINGUISHER S.HEMNATH,AP/MECH

UNIT 3 - TYPES OF FIRE EXTINGUISHER S.HEMNATH,AP/MECH Remember! Extinguishers are only for dealing with small fires. DO NOT CONTINUE TO FIGHT A FIRE IF: it is dangerous to do there is a possibility that your escape route may be cut off by the fire or smoke. the fire continues to grow in spite of your efforts. gas cylinders are used to threatened the fire. If you have to withdraw, close windows and doors behind you whenever possible. Do NOT use a fire extinguisher to put out a fire involving burning gas. Turn off the gas supply if it is safe to do so, or leave such fires to the fire brigade. UNIT 3 - TYPES OF FIRE EXTINGUISHER S.HEMNATH,AP/MECH

UNIT 3 - TYPES OF FIRE EXTINGUISHER S.HEMNATH,AP/MECH

UNIT 3 - TYPES OF FIRE EXTINGUISHER S.HEMNATH,AP/MECH

UNIT 3 - TYPES OF FIRE EXTINGUISHER S.HEMNATH,AP/MECH