What is the standard measure used in the oil production industry?
Barrels Angel's share Barrel aging Beer-barrels Beer barrel Casks Over the barrel Ageing barrel Barrel (storage) Cask Wooden barrel Over a barrel Angels' Share Aging barrel Barrel ageing Aging barrels Barrel
beer barrel barrels barrel aging over barrel cask barrel ageing barrel angel s share wooden barrel angels share barrel storage aging barrels aging barrel barrel ageing casks beer barrels
barrel
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Barrel