Fire Extinguisher Chapter 7 Questions and Answers Rated A+

Fire Extinguisher Chapter 7 Questions and Answers Rated A+ What are the two primary purposes of fire extinguishers To extinguish incipient stage fires To control fires using nontraditional agents Class A involve paper, cloth, and rubber; represented as burning trash can beside a wood fire Class B involve gasoline, oil, and grease; represented as flame and a gasoline can Class C involve fuse boxes, circuit breakers, and transformers; represented as flame and electrical plug and socket Class D involve magnesium, titanium, and zirconium; represented as flame and a metal gear Class K involve deep-fat fryers; represented as fire in a frying pan Fire extinguishers are rated based on which of their abilities? ability to control a specific type of fire, and their ability to prevent rekindling Order to recharge a fire extinguisher 1) Refill the extinguishing agent 2) Pressurize the system that expels the agent 3) Verify agent quantity and pressurization 4) Install a tamper seal When you check the label of a fire extinguisher and see a letter written on a on a solid blue circle—which class of fire it is rated for Class C Which fire extinguisher would you use to put out an incipient stage Class A fire Stored- pressure water-type estinguisher Which water-type fire extinguisher can be used on Class C fires Water mist fire extinguishers According to the PASS acronym, what is the first step of operating a fire extinguisher Pull the safety pin Which type of fire extinguisher is likely to contain an aqueous solution of potassium acetate, potassium carbonate, and potassium citrate Wet-chemical fire estinguisher Which of these is a common indication that your fire extinguisher needs maintenance The hoze/nozzle assembly is obstructed If the fire extinguisher is rated 40-B, as an expert fire fighter you should be able to extinguish a fire with a surface area of _________ 100 ft^2 (9m^2) When operating a multipurpose dry-chemical fire extinguisher, you must ____________ Sweep the flames with ammonuim phosphate What advantage does a CO2 fire extinguisher have over dry-chemical agents for Class C fires Not corrosive(damaging) to