US Barrels (Oil)
US measurement of volume for petroleum. See also US liquid barrels, US federal barrels, US dry barrels and UK barrels.
mm³ =
US bbl oil
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Cubic Millimeters
The volume equivelent to a cube of one millimeter by one millimeter by one millimeter. More often referred to as a microliter as it is a millionth of a liter.
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