Convert pinch (U.S.) to barrel (petroleum)
Selected category: volume.
Definition and details for pinch (U.S.):
U.S. pinch is an informal unit of volume used in food and drink recipes. A pinch has been defined as "an amount that can be taken between the thumb and forefinger" but without any definite equivalent in other units of measurement. However several companies have begun selling tiny measuring spoons defining pinch U.S. equal to 1/2 U.S. dash or 1/16 U.S. teaspoon.
Definition and details for barrel (petroleum):
Petroleum barrel (bbl or bo from "barrel of oil") is defined to be 42 U.S. gallons or about 158.987 liters. This unit is equal to the traditional tierce, an old English wine barrel.