Welds with Only Slight Oxide Layers Are Better for Multiple

Q8: The term _ refers to the process

Q9: Turn off all power before attempting to

Q10: Severe GTA welding porosity is usually only

Q11: The greatest difficulty with the _ joint

Q12: The lower the welding current, the wider

Q14: The high surface tension of molten _

Q15: The surface of a mild steel weld

Q16: The high thermal conductivity of _ rapidly

Q17: Higher welding speeds are an advantage of

Q18: Low carbon and _ are two basic