WebMCQs lecture mcqs: what class of fire extinguisher is used to extinguish electrical equipment fires? class class class class which of the following is fact Skip to document Ask an Expert WebThe eight different types of fire extinguishers include specialist dry powder, standard dry powder, foam, water spray, water mist, water spray, wet chemical and carbon dioxide. There is no single fire extinguisher … best low cost airlines in india WebClasses of Fires. There are four classes of fires: Class A: Ordinary solid combustibles such as paper, wood, cloth and some plastics. Class B: Flammable liquids such as alcohol, ether, oil, gasoline and grease, which are best extinguished by smothering. Class C: Electrical equipment, appliances and wiring in which the use or a nonconductive extinguishing … WebMar 26, 2024 · Which fire extinguisher types to use. Class A fire extinguisher – water, water mist, foam, dry powder, wet chemical. … 4500k led track light WebThe three sides to a fire triangle are Fuel, Oxygen and Heat. When using a portable fire extinguisher, what does P.A.S.S. stand for? P.A.S.S. stands for: Pull the pin. Aim the nozzle. Squeeze the handle. Sweep back and forth across the base of the fire. Which of the following would be classified as a Class C fire? Class C are fires in energized ... WebMay 17, 2024 · B. Class B fire description: Flammable liquids such as gasoline, petroleum oil, and paint. Class B also includes flammable gases like propane and butane. Extinguisher type: CO2, dry powder, and/or ... best low cost business bank account WebAug 1, 2004 · A Class D fire extinguisher is used on combustible metals, such as magnesium, titanium, sodium, etc., which require an extinguishing medium that does not react with the burning metal.

WebJun 17, 2024 · Objective: To know how to identify the types of fire extinguishers and be able to properly use them. Trainer’s Note All fires are not the same. Know which fire extinguisher units to use for each type of fire. Point out the placement of all units. Have units available for the training session. Discuss how to read the label, select the proper … Webfire by using a chemical that does not conduct electricity. The following table illustrates the types of extinguishers, fire classes for which each is used and the limitations of each extinguisher. Fire Class of Extinguisher Extinguisher Fire it Limitations/ Type Extinguishes Comments Dry Chemical A, B, C Generally good for use in roofing 4500 kpa to pounds WebFor example, an extinguisher that is rated 4A:20B:C indicates the following: The A rating is a water equivalency rating. Each A is equivalent to 1.25 gallons of water; 4A = 5 gallons of water. ... The fire extinguisher for a Class C fire should be based on the amount of the Class A or Class B component. For extinguisher use on a Class D fire ... WebPotassium bicarbonate is used in some Class K dry chemical extinguishers, and there are also Class K wet chemical extinguishers which spray a fine mist. Travel distance to a Class K extinguisher shall not exceed 30 … 4500 lbs to kg conversion WebDec 13, 2024 · Class A fires are the easiest to put out. They involve solid materials like wood, paper, plastic, or clothing. Bonfires are typically a Class A intentional fire. iStock. Class A fires are the most common type of fire and the kind that most of us are familiar with. They involve solid combustible materials such as wood, paper, cloth, trash, or ... Web(2) At least one hand fire extinguisher must be conveniently located in the pilot compartment. (3) At least one readily accessible hand fire extinguisher must be available for use in each Class A or Class B cargo or baggage compartment and in each Class E or Class F cargo or baggage compartment that is accessible to crewmembers in flight. (4) … best low cost airlines canada WebAug 26, 2024 · Extinguishers are given a letter rating and some also have a number designation, which come from being tested to UL 711, Rating and Fire Testing of Fire Extinguishers. The letter on an extinguisher rating corresponds to the type of fire that extinguisher can put out while the number correlates to the extinguishing potential. …

WebUse a fire extinguisher when all of these questions are answered “yes.” If you’re unsure about whether or not it’s safe to use a fire extinguisher, and for all other situations, alert others, leave the building, and call 911 from a … best low cost barcode scanner WebOct 30, 2024 · If you have a metal fire, the best way to put this out is to use a dry powder extinguisher only. Water or foam extinguishers will cause these kinds of fires to get worse, so be on your guard. 5. Class F/K Fires: Cooking Oils and/or Fats. These fires are most commonly kitchen fires, as they involve cooking oils. 4500k led headlight