| Answer | Crossword Clue |
|---|---|
| MICAS | Heat-resistant minerals. |
| PYREX | Heat-resistant glass |
| PYREX | Heat-resistant glassware |
| SILEX | Heat-resistant glass |
| SILEX | Heat-resistant glass. |
| PYREX | Heat-resistant glassware. |
| MICA | Heat-resistant mineral. |
| MICA | Heat-resistant mineral |
| PYREX | Heat-resistant cookware |
| CERMET | Heat-resistant alloy |
| CERMET | Modern heat-resistant alloy. |
| MICA | Mineral resistant to heat. |
| MICA | Mineral resistant to heat |
| TALC | Mineral resistant to heat, electricity and acid |
