| |||
Grubengas n; schlagende Wetter | |||
Methan n; Zechengas n | |||
CH4 n; Sumpfgas n | |||
Schlagwetter n | |||
| |||
Grubengase n |
firedamp : 45 phrases in 9 subjects |
Coal | 8 |
Earth sciences | 1 |
General | 5 |
Health care | 1 |
Industry | 1 |
Labor law | 1 |
Measuring instruments | 1 |
Mining | 25 |
Technology | 2 |