| Answer | Crossword Clue |
|---|---|
| ANNEAL | Strengthen by heating |
| ANNEAL | Strengthen by tempering |
| ODOR | One may strengthen it by going to the gym |
| WELD | Unite by heating. |
| BAKE | Dry by heating. |
| CALCINE | Oxidize by heating. |
| ANNEALED | Strengthened by heating |
| WELD | Unite metals by heating. |
| WARMERBROTHERS | Heating company owned by siblings? |
| ANNEAL | Toughen by heating, as glass |
| CARAMEL | Confection created by heating sugar |
| SMELT | Extract metals from by heating |
| ANNEALS | Tempers steel by heating and cooling. |
