Fire extingui Study guides, Class notes & Summaries

2024 Ohio fire extinguisher test questions and answers complete

Class A Fire - Answer Common Combustibles such as paper, wood, furniture, clothing - Water, Foam. Class B Fire - Answer Flammable liquids; such as gasoline, butane, propane. Class C Fire - Answer Energized electrical equipment Class D Fire - Answer combustible metals; e.g., magnesium, titanium, potassium, sodium Class K Fire - Answer cooking oils, grease, or fat Waters specific gravity - Answer 1.0 Fire extinguishers shall no longer be sold or used and are obs...

NFPA 10 EXAM (STANDARD FOR PORTABLE FIRE EXTINGUISHERS) ALL 250 QUESTIONS AND ANSWERS

NFPA 10 - Standards for Portable Fire Extinguishers 29 Questions with Verified Answers The A rating is a water equivalency rating. Each A is equivalent to ________ of water. - CORRECT ANSWER Answer: 1 1/4 gallons. Note that 4A = 5 gallons of water. The ________ rating is equivalent to the amount of square footage that the extinguisher can cover, handled by a professional. - CORRECT ANSWER Answer: B:C Note that 20 B:C = 20 square feet of coverage. C indicates it is suitable for use o...

Which test is required to measure the ability of an extinguisher cylinder to withstand steady internal pressure? A. Pneumatic B. Hydrostatic C. Static D. Fatigue B. Hydrostatic A potential problem with application of multipurpose dry chemical agent to a Class K fire is: A. Sudden flare-up of the fire. B. Production of toxic gas C. Counteraction of other agents applied to the fire D. Spitting and splattering of fuel C. Counteraction of other agents applied to the fire

Portable Fire Extinguisher Test Study Guide Rated A+ Ordinary combustables Class A Flammable liquids Class B energized electrical equipment Class C Locations where the total amount of class A combustable materials is of minor quality. Small amount of class B flammable used for duplicating machines Light/Low Hazards Locations were the total amount of class A combustibles and class B flammable are present in greater amounts than expected Ordinary/Moderate Hazards 5 ft. Extin...

Fire Extinguishing Questions and Answers 100% Pass prior to sqeezing the handle of a dry chemical fire extinguisher, the nozzle should be aimed At the base of the fire water type extinguishers exposed to weather below 40 degrees require____to be added Anti- freeze extinguishers suitable for class D fires can be identified by a_____containing the letter D Yellow star Class K fires involve High temperature cooking oils, such as vegetable or animal oils and fats The acronym fo...

NFPA 10 Portable Fire Extinguishers Questions and Answers Rated A+ The certication of service personal shall be required after ________ August 17,2008 NFPA 10 Liquefied Petroleum Gas Code. True or False? True NFPA 407 Standard for Aircraft Fuel Servicing 2007 Edition / True or False True ANSI / Definition American National Standards Institute Carbon Dioxide / Definition A Colorless, Odorless, Electrically non- conductive inert gas that is a suitable medium for extinguishing clas...

prior to sqeezing the handle of a dry chemical fire extinguisher, the nozzle should be aimed At the base of the fire water type extinguishers exposed to weather below 40 degrees require____to be added Antifreeze extinguishers suitable for class D fires can be identified by a_____containing the letter D Yellow star Class K fires involve High temperature cooking oils, such as vegetable or animal oils and fats The acronym for the four-step process for proper use of fire extinguishers is Pass...