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gallon vs. liter

gallon vs. liter: What's the difference?

The U.S. standard gallon is equal to 3.7853 liters. The British imperial gallon is equal to 4.546 liters. Liters are used in the metric system. The closest measure in the U.S. customary system and the British system is the quart, which is one fourth of a gallon. In the U.S., a quart is equal to 0.946 liters. In the U.K, a quart is equal to 1.136 liters. In the U.S., milk is commonly sold in gallons, while soda is sold in 2-liter bottles.

[ gal-uhn ]
  1. a common unit of capacity in English-speaking countries, equal to four quarts, the U.S. standard gallon being equal to 231 cubic inches (3.7853 liters), and the Britishimperial gallon to 277.42 cubic inches (4.546 liters). Abbreviation: gal.
[ lee-ter ]
  1. a unit of capacity redefined in 1964 by a reduction of 28 parts in a million to be exactly equal to one cubic decimeter. It is equivalent to 1.0567 U.S. liquid quarts and is equal to the volume of one kilogram of distilled water at 4°C. Abbreviation: l

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