Title: Identify the causes of welding defects.
Course: Auto Body Technology I (21117-I) > Section: Practicing Metal Welding, Cutting, and Joining

Identification should include necessary adjustments to

- weld defects
- operator error
- equipment failure
- metal impurities (e.g., contaminants).

Process/Skill Questions:

- What is a weld defect?
- What causes welding defects?
- How are defects prevented and/or repaired?
- What is porosity, and what causes it?
- What is the importance of cleaning the nozzle?