Safe Dispensing of Propane Exam (LP Gas Master Qualifier) 2024 Updated

Safe Dispensing of Propane Exam (LP Gas Master Qualifier) 2024 Updated Name 3 characteristics of propane - CORRECT ANSWER-colorless, odorless, tasteless What is the initial boiling point of propane - CORRECT ANSWER--44 degrees What does one gallon of liquid propane weigh in pounds - CORRECT ANSWER-4.2 pounds How heavy is propane vapor compared to air? Propane liquid to water? - CORRECT ANSWER-1.5 1. 1 and 1/2 more than air (SO4 H20) What is the limit of flammability in air, percent of vapor in air/gas mixture? - CORRECT ANSWER-2.15%-9.6% What is the most commonly used odorant in LP gases and why is it added? - CORRECT ANSWER-Ethynl Mercaptan When liquid propane is released to the atmosphere, what is it's expansion ratio? - CORRECT ANSWER-25% Is propane non-toxic? - CORRECT ANSWER-Yes Name several potential sources of ignition? - CORRECT ANSWER-Fans, switches, car ignitions, static, cigs. When the outside temperature increases, what happens to propane inside a container? - CORRECT ANSWER-Increase pressure Name THREE types of specifications which propane containers are manufactured under. - CORRECT ANSWER-Container info/ filling connections valves/ product storage area What does DOT stand for? ASME? FAA? - CORRECT ANSWER-Department of Transportation, American Society of Mech. Engineering, Federal Aviation Admin. How long after manufacture may a DOT Steel or Aluminum cylinder be used before recertification is required? How many re-certifications are allowed? - CORRECT ANSWER-12 years, every 5, 7, 12 years (as many as you want). How long after manufacture may a DOT Composite cylinder be used before recertification is required? - CORRECT ANSWER-5 ye