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).
Gallon (Imperial): unit of volume in the imperial system of measurement, historically used in the United Kingdom and its former colonies. The imperial gallon is approximately 20% larger than the U.S. gallon and is equal to 4,546.09 milliliters.
Relation to Other Imperial Units:
Interesting Facts:
Relation to Other Imperial Units:
- 1 gallon = 4 quarts.
- 1 gallon = 8 pints.
- 1 gallon = 32 gills.
- 1 gallon = 277.42 cubic inches.
Interesting Facts:
- The term "gallon" comes from the Old Northern French word galon, meaning "a liquid measure".
- 1 imperial gallon of water weighs approximately 10 pounds, making it a handy reference for historical trade.
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