| |||
| methane; damp; marshgas; methylhydride; hydrogen bicarbide; fire-damp; marsh gas | |||
| firedamp; mine gas | |||
| pit gas; after damp; fire damp | |||
|
grisou : 48 phrases in 6 subjects |
| Coal | 33 |
| General | 2 |
| Life sciences | 1 |
| Metallurgy | 5 |
| Mining | 2 |
| Technology | 5 |
| |||
| methane; damp; marshgas; methylhydride; hydrogen bicarbide; fire-damp; marsh gas | |||
| firedamp; mine gas | |||
| pit gas; after damp; fire damp | |||
|
grisou : 48 phrases in 6 subjects |
| Coal | 33 |
| General | 2 |
| Life sciences | 1 |
| Metallurgy | 5 |
| Mining | 2 |
| Technology | 5 |