Convert US Fluid Ounce (fl oz) to US Dry Gallons (dry gal)

The US fluid ounce is a unit of volume in the US customary unit system with the symbol fl oz.

Primarily used for measuring the volume or capacity of liquids, 1 US fluid ounce is equal to 29.57353 ml. It is also equal to 1.040843 imperial fluid ounces.

1 US fluid ounce is equal to 1/16 imperial pint, 1/32 imperial quart and 1/128 imperial gallon.

The fluid ounce was originally defined by the volume taken up by one ounce of a substance. Of course this would be different depending on the density of that substance; for example England used wine whereas Scotland used water to establish this measure.

The US fluid ounce is derived from the US gallon; which was originally based on the English wine gallon (231 cubic inches).

The US dry gallon is a unit of volume in the US customary unit system with the symbol dry gal.

The dry gallon is equal to 268.8025 in³ or 4.404 L.

The US dry gallon is not used anywhere any more - the unit below is the dry pint and the unit above is the bushel.