Across
- 2. tool used to control flow of gas
- 4. document certifying welder has made welds to prescribed standards
- 6. reheating hardened steel
- 8. safety equipment used to protect the eyes
- 9. point where metals are fused
Down
- 1. safety equipment used to protect the face and neck
- 2. tool used in cutting
- 3. the lowest temperature where metal becomes liquid
- 5. material that will be cut
- 7. joining of welding metal and base metal