 |
| |||
| firedamp; mine gas | |||
| methane; damp; marshgas; methylhydride; hydrogen bicarbide; fire-damp; marsh gas | |||
| pit gas; after damp; fire damp | |||
|
grisou : 48 phrases, 6 sujets |
| Charbon | 33 |
| Exploitation minière | 2 |
| Général | 2 |
| Métallurgie | 5 |
| Sciences de la vie | 1 |
| Technologie | 5 |