| Clue | Source | Date |
|---|---|---|
| One toughening up an item for the pew, we hear | The Times Cryptic | 05 Jan 2022 |
| Glassworker, at times | New York Times | 16 Jul 2019 |
| Glassworker, at times | ||
| One working with glass, at times | ||
| Glassworker, at times | ||
| One toughening up an item for the pew, we hear | ||
| Oven for tempering glass. | ||
| Tempering agent. |