Fermentation tube on sealed steel barrels for fermentation of alcoholic beverages, Germany, Europe

agitation alcohol alcoholic barrels beverage beverages brew brewing brews crystalline drink drinks europe european federal ferment fermentation fermentation fermenting ferments fluid fluids food foods foodstuff foodstuffs for form formation formations forms frg german germany glass glasses glassily glassy hard inboard indoor indoors inside instrument instruments interior internal liquid liquids liquor making method methods nobody nourishment nourishments of on photo procedure procedures product production products republic schnapps schnaps sealed steel technique techniques technologies technology tool tools tube vitreous