The Ideal Angle for the Welding Torch Is ____

Q11: In a vertical weld, the _ will

Q12: _ filler metals are welding rods that

Q13: Whenever a weld is performed in a

Q14: Why should the filler rod be added

Q15: By controlling the torch flame carefully it

Q17: What gas from the flame can protect

Q18: When mixing oxygen and fuel gas, one

Q19: Which of the following is true of

Q20: The injector allows oxygen at the higher

Q21: The _ must be protected by the