Convert firkin (wine) to barrel (petroleum)
Selected category: volume.
Definition and details for firkin (wine):
A wine firkin is larger than the beer firkin. This unit of volume is 1/3 tun or 70 imperial gallons or about 318.2 liters.
Definition and details for barrel (petroleum):
Petroleum barrel (bbl or bo from "barrel of oil") is defined to be 42 U.S. gallons or about 158.987 liters. This unit is equal to the traditional tierce, an old English wine barrel.