A ____ Draws Off Excessive Heat

Q38: On thick metal, a _-diameter filler rod

Q39: What effect on the weld pool would

Q40: Suppose you want to practice welding on

Q41: Which of the following is true of

Q42: Why would you use a back stepping

Q44: _ seal tips must be tightened with

Q45: Why should the end of the welding

Q46: Why would you move the welding hoses

Q47: Which of the following is true of

Q48: Which of the following is true of