[On pollution with heavy metals of acid water in the coal mines of the Donets basin].
D003031:Coal; D003032:Coal Mining; D004787:Environmental Pollution; D008670:Metals / Q000633:toxicity*; D019216:Metals, Heavy; D014867:Water; D014876:Water Pollution
D003031:Coal; D008670:Metals; D019216:Metals, Heavy; D014867:Water
COAL MINING; METALS/toxicology; WATER POLLUTION