US tablespoons
A US tablespoon is a volume unit in the United States used for cooking and baking. One US tablespoon is about 14.79 milliliters.
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.