how many gallons of oil are in a standard barrel
There are 42 gallons (1 U.S. gallon = 3.78 liters) in a barrel (i.e., 1 barrel of oil = 159 liters). When converting to oil to Metric Tonnes (MT), there is around 7.3 BBL per â¦MT, and 304 Gallons per MT. Originally there were 40 gallons to a barrel.