• 1. 
    Name the picture shown below

  • cutting torch
  • welding torch
  • brazing torch
  • heating torch
  • 2. 
    What you have to do before using valves hoses and connectors

  • vented
  • purged
  • blocked
  • damaged
  • 3. 
    What are the two gases used in heating stations

  • oxygen and ammonia
  • nitrogen and hydrogen
  • oxygen and acetylene
  • acetylene and nitrogen
  • 4. 
    What HP gauge shows

  • working pressure
  • cylinder pressure
  • flashback
  • gas pressure
  • 5. 
    Name the picture shown

  • three leg puller
  • two leg puller
  • coupling puller
  • knife edge plate
  • 6. 
    What color has oxygen cylinder

  • yellow
  • green
  • brown
  • red
  • 7. 
    Which gas carry red hose in heating station

  • oxygen
  • hydrogen
  • acetylene
  • nitrogen
  • 8. 
    What color has acetylene cylinder

  • green
  • yellow
  • red
  • black
  • 9. 
    Which gas carry black or green hoses

  • acetylene
  • oxygen
  • nitrogen
  • hydrogen
  • 10. 
    Name the part below

  • oxygen cylinder
  • acetylene cylinder
  • flashback arrester
  • hose
  • 11. 
    Which gas used right-hand thread hose connection

  • nitrogen
  • hydrogen
  • acetylene
  • oxygen
  • 12. 
    Which gas used left hand thread hose connection

  • nitrogen
  • acetylene
  • oxygen
  • hydrogen
  • 13. 
    What LP gauge show

  • cylinder pressure
  • gauge pressure
  • working pressure
  • gas pressure
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