| Answer | Crossword Clue |
|---|---|
| WELD | Join, as metal |
| rust | to join two metal pieces, as iron pipes, by causing the joint to rust |
| WELD | Join metal |
| RESOLDER | Join metal again. |
| WELD | Join metal to metal |
| scarfing | Join the ends of (two pieces of timber or metal) by beveling or notching them so that they fit over or into each other |
