[Research on surface active substances for humidification of dust in mines].
D004391:Dust; D008906:Mining; D012106:Research; D013501:Surface-Active Agents
D004391:Dust; D013501:Surface-Active Agents
DUST; MINING; SURFACE-ACTIVE SUBSTANCES
Výzkum povrchovĕ aktivnäch látek p3ri smá6cenä prachu v dolech.