Gallon - Wikipedia
https://en.m.wikipedia.org/wiki/Gallon
WebThe gallon is a unit of volume in British imperial units and United States customary units. Three different versions are in current use: the imperial gallon (imp gal), defined as 4.546 09 litres, which is or was used in the United Kingdom, Ireland, Canada, Australia, New Zealand, and some Caribbean countries;
DA: 47 PA: 18 MOZ Rank: 28