IFSTA extinguishers Exam Questions and Answers 100% Pass

IFSTA extinguishers Exam Questions and Answers 100% Pass Portable fire fighting device designed to combat incipient fires - Answer- Fire extinguisher Ordinary combustibles - Answer- Class A fire Flammable and combustible liquids - Answer- Class B fire Energized electrical equipment - Answer- Class C fire Combustible metals and alloys - Answer- Class D fire Combustible cooking oils - Answer- Class K fire Used to protect areas containing volatile flammable liquids - Answer- Dry Chemical Extinguishing agent suitable for use on combustible metal fires - Answer- Dry powder Installed in range hoods and associated ducting where grease may accumulate (used for class K fire) - Answer- Wet chemical Excluding oxygen from the burning process - Answer- Smothering Reducing the burning material below ignition temp - Answer- Cooling Interrupting the chemical chain reaction in the burning process - Answer- Chain breaking Forming an oxygen-excluding soapy foam surface - Answer- Saponification Operator applies pressure to pump that increases pressure with