Setup should include

• adhering to written or verbal instructions or specifications
• using PPE
• selecting tungsten electrode, shielding gas, and filler material
• preparing tungsten electrode, shielding gas, and filler material
• adjusting polarity and current.

Process/Skill Questions:

• How does a welder prepare tungsten for aluminum?
• What polarity is used for steel and stainless steels?
• What shielding gas is used for GTAW welding?