Using a ________ technique with GMAW is avoided because it draws ...

[fagboi]

Using a ________ technique with GMAW is avoided because it draws atmosphere into the arc, which contaminates the weld.
 
  A) backhand B) forehand C) Weave D) All of the above

Question 2

Which style of burner usually operates with a higher flue gas CO2 percentage?
 
  A) The CO2 should be around 12 with all oil burners
  B) Newer gun burners
  C) Older gun burners
  D) Flame retention burners

[jlaineee]

Answer to Question 1

A

Answer to Question 2

D

[fagboi]

Thanks for the timely response, appreciate it

[ultraflyy23]

Gracias!