Teaspoon (US): is a unit of volume commonly used in cooking and culinary contexts. In the U.S. teaspoon equivalent to about 4.929 milliliters.
Barrel (US liquid): unit of volume traditionally used for measuring liquids abbreviated as "bbl". Its exact size depends on the context or substance being measured. In US most fluid barrels (apart from oil) are 31.5 US gallons (approximately 119 litters), but beer is 31 US gallons (117 litters).
Related conversions