Did you know, in the early days of oil transportation, the barrels were specifically built to account for about a 5% loss in transit? Oil… — Did you know, in the early days of oil transportation, the barrels were specifically built to account for about a 5% loss in transit? Oil barrels were meant to transport 42 gallons but were built to hold 44 gallons. Talk about inefficiency. Today, most oil, natural gas and other hydrocarbon…