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Author Question: What can occur when a torch tip or nozzle touches the work surface or when a bit of hot dross ... (Read 83 times)

humphriesbr@me.com

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on: Jul 24, 2018
What can occur when a torch tip or nozzle touches the work surface or when a bit of hot dross briefly
  interrupts the cutting flame?
 
  a. Carburization
  b. Backfire
  c. Oxidation
  d. Flashpoint

Question 2

A carburizing flame has a white feather created by _____.
 
  a. too much oxygen
  b. too little carbon
  c. too much fuel
  d. too much vacuum


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abctaiwan

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Reply #1 on: Jul 24, 2018
Answer to Question 1

b

Answer to Question 2

c


humphriesbr@me.com

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Reply #2 on: Jul 24, 2018
TY


abctaiwan

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Reply #3 on: Jul 24, 2018
You're welcome


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