Class b foam - Study guides, Class notes & Summaries

IFSTA Chapter 18 and 19 Exam Questions and Verified Answers| 100% Correct QUESTION Which is true of polar solvent fuels? Select one: a. Gasoline is the most common example of a polar solvent. b. They are flammable liquids that mix readily with water. c. Fires involving polar solvents can be extinguished using Class B foams designed for hydrocarbon fires. d. Fires involving polar solvents can be extinguished using Class A foams designed for ordinary combustible fires. Answer: ...

Trash container fires are likely to be fought using Class A foam or: Select one: a. Purple K. b. Halon. c. Class B foam. d. a master stream. - ️️️master stream Which is a component of the LCES technique for situational awareness at ground cover fires? Select one: a. Communications b. Lightning c. SCBA d. Exposures - ️️️Communications If a firefighter uses a Z pattern to apply water to the hot gas layer and then the burning fuels at the floor level, he or she is using ...

Examples of extinguishers for protecting class B hazards are A. aqueous film forming foam B. Carbon dioxide c.Wet chemical d. A and B only E. all the above - Answer-D. A and B only A church is classified as what type of hazard? A. light(low) hazard B.Ordinary(moderate) hazard C. Extra(high) hazard D. Special(unusual) hazard - Answer-A. Light hazard A parking garage is classified as what type of hazard? A. light(low) hazard B.Ordinary(moderate) hazard C. Extra(high) hazard D. Speci...

Ch 14 IFSTA Test | Questions and Correct Answers | Latest Update 2024/2025 Trash container fires are likely to be fought using Class A foam or: Select one: a. Purple K. b. Halon. c. Class B foam. d. a master stream. - Answer -master stream Which is a component of the LCES technique for situational awareness at ground cover fires? Select one: a. Communications b. Lightning c. SCBA d. Exposures - Answer -CommunicationsIf a firefighter uses a Z pattern to apply water to the hot gas l...

Waste Water Operator class C exam 2024/2025 Review Questions and Answers correct verified When Chlorine is combined with water what type of pipe should be used? A. Ductile iron B. Asbestos concrete C. PVC D. Carbon Steel C. PVC A good settling sludge would consist of what type of protozoa? A. Rotifers and nematodes B. Amoebas and Flagellates C. Stalked ciliates and mastagoria D. Free swimmers and stalk ciliates D. Free swimmers and stalk ciliates What is Phenolphylein us...

TCFP Test FF2 (Latest 2023/ 2024) Questions and Verified Answers| 100% Correct Q: Which is the most common type of foam proportioner used in the fire service? Answer: In - line eductors Q: A ________ nozzle is used with a foam solution to produce a low-expansion, short-lasting foam. Answer: adjustable fog Q: The elements needed to produce quality firefighting foam include: Answer: mechanical aeration , air , water , and concentrate Q: Aqueous Film Formin...

LLPSD FF1 Chapter 8 Questions and Answers 100% Verified For an extinguishing agent to be rated for a particular class of fire, it must ______. a. be effective in portable volumes b. prevent rekindling c. be nontoxic d. be noncorrosive b. prevent rekindling The use of Halon 1211 is strictly controlled because it is _____. a. harmful to the environment b. carcinogenic c. mutagenic d. a chemical asphyxiant a. harmful to the environment Previous Play Next Rewind 10 seco...

Examples of extinguishers for protecting class B hazards are A. aqueous film forming foam B. Carbon dioxide c.Wet chemical d. A and B only E. all the above - Answer-D. A and B only A church is classified as what type of hazard? A. light(low) hazard B.Ordinary(moderate) hazard C. Extra(high) hazard D. Special(unusual) hazard - Answer-A. Light hazard A parking garage is classified as what type of hazard? A. light(low) hazard B.Ordinary(moderate) hazard C. Extra(high) hazard D. Speci...

Self-sustained oxidation of a fuel that emits heat and light is a good definition for? - fire What types of metals will spark? - hard metals What types of metals will not spark? - soft metals Examples of hard metals? - Ferrous with iron, bronze but not brass, nickel Examples of soft metals? - pure gold, silver, copper, lead, pewter, brass What are the four types of ignition sources? - Chemical, Electrical, Mechanical, Nuclear What are the three components of the "fire safety tree"? - Set...

4A Unit 4 Questions and Answers Graded A+ The type of standpipe system that requires a supplemental detection system to operate is the: Select one: a. Dry Pipe b. Wet Pipe c. Deluge System d. Preaction d. Preaction (4-039-1.1) Overheating of electrical equipment is: Select one: a. Is one of the conditions that usually cause electrical fires in buildings b. Usually the result of inadequate wiring c. Often due to over sized fuses being installed d. The result of blocked coolin...