Unit 3b - Oxy-acetylene Torches

10 Questions

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Oxygen Quizzes & Trivia

Unit 3b (Oxy-Acetylene Torches)


Questions and Answers
  • 1. 
    In regards to storage, cylinders which are full must be stored upright where they are protected from damage. However, empty cylinders may be stored horizontally and on the ground. 
    • A. 

      True

    • B. 

      False

  • 2. 
    Which parts of the torch are the arrows pointing to?
    • A. 

      Cutting attachment, oxygen blast trigger, preheat oxygen

    • B. 

      Torch handle, cutting tip, preheat oxygen

    • C. 

      Cutting tip, flow arrestors, preheat oxygen

    • D. 

      Flow arrestors, control valves, cutting attachment

  • 3. 
    When shutting down, the following should be done in what order? 1. Close cylinders2. Close acetylene valve on torch, followed by the oxygen3. Relieve line pressure valves4. Re-open Torch valves and allow for line to bleed off5. Cap cylinders, wrap up hoses, and store properly
    • A. 

      1, 2, 3, 4, 5

    • B. 

      2, 1, 4, 3, 5

    • C. 

      1, 2, 4, 3, 5

    • D. 

      2, 1, 3, 4, 5

  • 4. 
    When opening an Acetylene bottle, open the valve slowly, no more than_____turns.
    • A. 

      1

    • B. 

      1 1/3

    • C. 

      1 1/2

    • D. 

      2

  • 5. 
    When using a cutting torch, all but which of the following should be worn?
    • A. 

      Earplugs

    • B. 

      Leather welders gloves

    • C. 

      Shaded glasses

    • D. 

      Snug-fitting clothes

  • 6. 
    A flashback arrestor is sometimes required.
    • A. 

      True

    • B. 

      False

  • 7. 
      In regards to regulators, you should do all of the following EXCEPT:
    • A. 

      Use for line checks

    • B. 

      Use to control output pressure

    • C. 

      Keep petrolium products away

    • D. 

      Avoid cleaning

  • 8. 
    Typical setup is:- Tank/Cylinders- Regulators- Hoses- Torch- Fire Extinguiher
    • A. 

      True

    • B. 

      False

  • 9. 
      Acetylene is a ___________ gas.
    • A. 

      Stable

    • B. 

      Unstable

  • 10. 
             Oxygen is a _____________ gas.
    • A. 

      Combustible

    • B. 

      Non-Combustible

    • C. 

      Flammable

    • D. 

      Explosive