Basic facts about the barrel.

The U.S. oil barrel is a unit of liquid hydrocarbon volume equal to 42 gallons, or approximately 158.988 liters. It is the primary unit of measurement in the global oil industry, derived from the English word "barrel." One barrel is approximately 0.159 cubic meters.

Bank basic facts:

Volume: 1 barrel (bbl) = 158, 988 liters = 42 gallons.

Weight: One ton of oil contains between 7.28 and 7.59 barrels (depending on the grade of oil).

Abbreviation bbl: Derived from the historical use of "blue barrels."

Usage: Used for settlements on the global market, where the price is set per barrel, not per ton.

flowering:  (https://gerbizor.blogspot.com/2026/04/?m=0).