Convert polypin (metric) to gallon (standard imperial)
Selected category: volume.
Definition and details for polypin (metric):
Polypin is a traditional informal British unit of volume for beer and other alcoholic beverages, equal to 2 minipins, or 20 liters.
Definition and details for gallon (standard imperial):
Standard imperial gallon is a unit of volume equal to about 277.419 in3 or exactly 4.54609 liters. This unit was defined as the volume of exactly 10 pounds of distilled water under precisely defined conditions.