Schlagwetter,schlagende Wetter /ENERGY-MINING/
[DE] Schlagwetter; schlagende Wetter
[EN] methane-air mixture
[FR] melange grisouteux
Grubengas,Methan,Schlagwetter,Zechengas /ENERGY-MINING,INDUSTRY-CHEM/
[DE] Grubengas; Methan; Schlagwetter; Zechengas
[EN] firedamp; minegas
[FR] grisou