| Rating | Solver | Clue |
|---|---|---|
| INGOTS | Metal castings | |
| FOUNDRY | Place producing metal castings | |
| SCRATCHBRUSH | A stiff wire brush for cleaning iron castings and other metal. | |
| PICKLE | A bath of dilute sulphuric or nitric acid, etc., to remove burnt sand, scale rust, etc., from the surface of castings, or other articles of metal, or to brighten them or improve their color. |