Training February 17, 2020 Load QuizSave Quiz Name Email 1. NFPA 10 states which of the following should be used on delicate electronic equipment? Halon 1211 Extinguishers listed and labeled for Class C Hazards C02 AFFF/FFFP2. What is a Class “A” type of fire? Wood and paper Cooking media Flammable liquids Fires involving live electrical equipment3. Do halogenated agent extinguishers require an annual internal examination? Yes No4. Do pump tank extinguishers require an annual internal examination? Yes No5. Do dry chemical cartridge and cylinder operated with mild steel shell extinguishers require an annual internal examination? Yes No6. Do wet chemical extinguishers require an annual internal examination? Yes No7. Do stored pressure dry chemical extinguishers require an annual internal examination? Yes No8. Do wetting agent extinguishers require an annual internal examination? Yes No9. Do carbon dioxide extinguishers require an annual internal examination? Yes No10. Is a CO2 Extinguisher rated for a class "C" electrical fire? Yes No11. Is a water based extinguisher with a conductivity of more than 1.00 microseimens/cm rated for a Class "C" electrical fire? Yes No12. Is a dry powder chemical for combustible metals rated for a Class "C" electrical fire? Yes No13. Of the four types below, which extinguisher cannot be used for pool room (chlorine oxidizer) fires? ABC dry chemical CO2 Water mist Regular dry chemical14. Which agent allows you to use two extinguishers with a 20B rating to meet a 40B requirement? Halon/Haloncarbon Loaded stream AFFF/FFFP ABC dry chemical15. Flammable liquid fires involving pressurized gas, pressurized flammable liquids, three dimensional fires or obstacle fires require what size extinguisher and flow rate as a minimum? 5 lb capacity with 1lb/sec 20 lb capacity with 2lb/sec 10 lb capacity with 1lb/sec 30 lb capacity with 2lb/sec16. Extinguishers bearing a class B rating of 4B, 6B, 8B, 12B and 16B should be: Given a six year maintenance Have their labels replaced Removed from service Both A & b17. Stored pressure extinguishers include: CO2 Halogenated agents Stored pressure dry chemical Both B & C18. What is a Class “B” type fire? Fires involving live electrical equipment Combustable metals Flammable liquids Deep fat fryers19. Travel distance is defined as: Actual walking distance Line of site distance As the bird flies distance All of the above20. What is the maximum travel distance for Class “K” fires? 50 feet 75 feet 30 feet Within arms length21. What is the maximum travel distance for a Class “D” fire? 50 feet 75 feet 30 feet Within arms length22. What is the maximum travel distance for Class “A” fires? 50 feet 75 feet 30 feet None of the above23. For a light (low) hazard, what amount of flammable liquid is allowed? Less than 1 gallon 5 gallon 6 gallon 8 gallon24. For a ordinary (moderate) hazard, what amount of flammable liquid is allowed? 1-5 gallon 5-6 gallon 6-7 gallon 8-9 gallon25. For an extra (high) hazard, what amount of flammable liquid is allowed? More than 1 gallon More than 5 gallon More than 6 gallon More than 8 gallon26. What is the maximum travel distance for an extra (high) hazard using an 80B rated extinguisher? 30 feet 50 feet 75 feet None of the above27. What is the maximum travel distance for a ordinary (moderate) hazard using a 10B rated extinguisher? 30 feet 50 feet 75 feet None of the above28. Should a CO2 extinguisher with metal horns be considered obsolete and removed from service? Yes No29. Should any extinguisher that must be inverted to operate be considered obsolete and removed from service? Yes No30. Should a Halon 1211 extinguisher be considered obsolete and removed from service? Yes No31. Should a solid type AFFF extinguisher (paper cartridge) be considered obsolete and removed from service? Yes No32. Should a pressurized water extinguisher (pre 1971_ be considered obsolete and removed from service? Yes No33. Should a cartridge operated extinguisher be considered obsolete and removed from service? Yes No34. Should a CO2 extinguisher manufactured prior to 1955 be considered obsolete and removed from service? Yes No35. Should a soda acid extinguisher be considered obsolete and removed from service? Yes No36. Should a vaporizing liquid (e.g. carbon tetrachloride) be considered obsolete and removed from service? Yes No37. What is a Class “C” type fire? Titanium Ordinary combustibles Fires involving live electrical equipment Flammable liquids38. What is the maximum height the top of an extinguisher under 40lbs can be mounted at? 4 feet 5 feet 3 feet 6 feet39. What is the maximum height the top of an extinguisher over 40 lbs can be mounted at? 4 feet 4 1/2 feet 3 1/2 feet 3 feet40. What is the minimum mounting height from the floor to the bottom of an extinguisher? 12 inches 6 inches 4 inches None of the above41. When recharging Class K extinguishers, any remaining agent may be re-used. True False42. What is the minimum temperature for extinguishers with “protect from freezing” on the label? 32 degrees F 40 degrees F 0 degrees F 65 degrees F43. If extinguishers that require a 12 year hydrostatic test are subjected to temperatures above their listed rating, they shall be: Hydrostatically tested every 6 years Subjected to normal maintenance only Removed from service Emptied and subjected to maintenance and recharge annually44. What is a Class “D” type fire? Wood and paper Combustable metals Kitchen fires fires involving live electrical equipment45. Dry chemical stored pressure extinguishers manufactured prior to October 1984 must: Be removed from service immediately Have the label changed and a hose added Be removed at the next 6 year maintenance or hydrostatic test, whichever comes first Be removed if the shell is a DOT 4B specificiation cylinder46. What is the best definition of an “inspection”? A quick check A thorough examination An annual maintenance A walk through47. What is the best definition of “maintenance”? A quick check A thorough examination A monthly inspection A walk through48. How often must an “inspection” be performed on an extinguisher that is not electronically monitored? Every 6 years Every year Every 30 days Only when discharged49. How often must “maintenance” be performed on an extinguisher? Every 90 days Every year, or when indicated by an inspection Every 30 days Only when discharged50. Choose the item that is not one of the three basic elements to be thoroughly examined during a “maintenance” procedure: Mechanical parts Extinguishing agent Expelling means Placement51. What is a Class “K” type fire? Cooking media Fires involving live electrical equipment Ordinary combustibles Flammable liquid52. A 6-year maintenance procedure is designed for what types of extinguishers? Store-pressure extinguishers that also require a 12 year test Cartridge operated extinguishers that also requires annual teardowns High pressure C02 extinguishers All stored-pressure extinguisher53. During a 6 year maintenance of a stored pressure dry chemical extinguisher, the agent must be replaced with new agent. True False54. Does a water pressure extinguisher undergo a 6-year maintenance? Yes No55. Does a Halotron extinguisher undergo a 6-year maintenance? Yes No56. Does a Class K extinguisher undergo a 6-year maintenance? Yes No57. Does a dry chemical, stored pressure extinguisher undergo a 6-year maintenance? Yes No58. Does a CO2 extinguisher undergo a 6-year maintenance? Yes No59. Does a stored pressure dry chemical wheeled unit undergo a 6-year maintenance? Yes No60. Does a dry chemical, cartridge operated extinguisher undergo a 6-year maintenance? Yes No61. When performing the recharging of portable rechargeable extinguishers: NAFED’s recharge manual shall be followed The recommendations of the manufacturers shall be followed The instructions of the manufacturer may be used No set procedure is required62. Which location(s) on an extinguisher is acceptable for the placement of the 6-year label? The sidewall The back The front Both A & B63. When recharging a dry chemical extinguisher, the remaining dry chemical may be re-used without a thorough examination of the chemical? Yes No64. Loaded stream extinguishers are required to be fully discharged and disassembled annually True False65. Which type of extinguisher requires a “conductivity test” to its hose assembly? Dry chemical Carbon dioxide Halon AFFF66. What is the highest allowable dew point for nitrogen gas used in recharging dry chemical extinguishers? –60 degrees F 0 degrees F +32 degrees F –70 degrees F67. Fire extinguishers may be converted from one type to another or from one agent to another as long as the extinguisher shell and its pressure gauge are charged to reflect the agent being used. True False68. Which of the following is the proper setting for a pressure regulator being used to pressurize extinguishers with nitrogen? At operating pressure of extinguisher At no higher than 25 psi above the extinguisher operating pressure At 2 times the extinguisher operating pressure At the factory test pressure shown on the nameplate69. Halon extinguishers must be discharged into an approved listed recovery system. True False70. The expellant gas for all Class D and haloncarbon extinguishers is the same. True False71. It is recommended that a Halon extinguisher be purged with nitrogen or purged using a vacuum system before refilled. True False72. The premixed agent in liquid charge-type AFFF (aqueous film-forming foam) and FFFP (film-forming fluoroprotein foam) fire extinguishers shall be replaced at what interval? Every year Every 3 years Every 5 years Every 12 years73. Dry chemical agents may be re-used as long as a closed recovery system is being used and the powder is thoroughly checked for proper type, contamination and condition. True False74. Dry chemical (ABC & BC) agents may be mixed together in small quantities. True False75. Which method is not an appropriate method to determine the proper amount of liquid to place in a water extinguisher to be recharged? Exact measurement by weight Use of an anti-overfill tube, if provided A fill mark on the fire extinguisher shell, if provided Use of a dipstick76. Fire extinguisher gauges are universally replaceable between agents and only need to have the correct PSI as listed on the label. True False77. Verification of service collars is not required on any extinguishers after they have been recharged. True False78. When recharging a fire extinguisher the amount of agent does not need to be verified by weighing. True False79. Tamper seals are to be removed and replaced annually with a listed tamper seal for rechargeable extinguishers True False80. Which extinguisher type does not need collar verifications ring when recharged. Cartridge operated Halon Water, stored pressure Dry chemical, store pressure81. Hydrostatic testing of extinguishers shall always include both an internal and external visual examination. True False82. Air can be used as the sole medium for pressure testing. True False83. Dents or corrosion always require a fire extinguisher to be condemned. True False84. If repairs by soldering, welding or brazing exist, should the fire extinguisher be hydrostatically tested? Yes No85. If the fire extinguisher has been burned in a fire, should the fire extinguisher be hydrostatically tested? Yes No86. If there is a corrosion that has caused pitting, including pitting under a removable nameplate or band, should the fire extinguisher be hydrostatically tested? Yes No87. If the extinguisher is over 50 years old (stored pressure), should the fire extinguisher be hydrostatically tested? Yes No88. If a fire extinguisher has been used for any purpose other than that of a fire extinguisher, should the fire extinguisher be hydrostatically tested? Yes No89. If the shell is of copper or brass construction, joined by soft solder or rivets, should the fire extinguisher be hydrostatically tested? Yes No90. If an extinguisher has a dent (not a weld), what is the maximum depth allowable for it to be hydrotested? 1/4 of the greatest dimension 1/10 of the greatest dimension 1/4 inch 1/10 of an inch91. A condemned cylinder can be hydrostatic testing and restamped. True False92. When a cylinder has corrosion, cuts, gouges or dings that have removed more than 10 percent of the shell thickness, they shall be condemned. True False93. What is the Hydro-testing interval (in years) for a stored water pressure fire extinguisher? 1 year 5 years 6 years 12 years94. What is the Hydro-testing interval (in years) for a Halon 1211, stored pressure fire extinguisher? 1 year 5 years 6 years 12 years95. What is the Hydro-testing interval (in years) for a pump tank fire extinguisher? 0 years 1 year 6 years 12 years96. What is the Hydro-testing interval (in years) for a Carbon Dioxide fire extinguisher? 1 year 5 years 6 years 12 years97. What is the Hydro-testing interval (in years) for a dry chemical, stored pressure fire extinguisher, with mild steel shell? 1 year 5 years 6 years 12 years98. What is the Hydro-testing interval (in years) for a dry chemical, stored pressure fire extinguisher, with stainless steel shell? 1 year 5 years 6 years None of the above99. What is the Hydro-testing interval (in years) for a dry chemical, cartridge operated fire extinguisher? 1 year 6 years 12 years None of the above100. What is the Hydro-testing interval (in years) for a loaded stream, stored pressure fire extinguisher? 5 years 6 years 12 years None of the above101 out of 100NextTime is Up!
