Gallons to US Barrels (Oil)

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Gallons

There are more than one kind of gallon:

US liquid gallons

US dry gallons

UK gallons

US oil barrels

A US oil barrel, also known as a petroleum barrel, is a volume unit used in the oil and gas industry to measure crude oil or liquid petroleum gas (LPG). One US oil barrel is 42 US gallons or about 159 liters.