| Subject | English | German |
| opt. | Pyrex glass | Pyrex-Glas (trade name for a high-silica glass) |
| chem. | pyrex glass | Pyrexglas |
| chem. | pyrex glass coil | Rohrschlange aus Pyrex-Glas |
| microel. | two-layer membrane supported by a pyrex ring | Zweischichtfolie auf einem Pyrexring |