Convert us fluid ounces to imperial quarts instantly.
Definition: A US fluid ounce is one 128th of a US gallon, equal to about 29.5735 milliliters.
History/origin: The US fluid ounce came from older English systems and stayed tied to the US gallon after the US and imperial systems diverged.
Current use: US fluid ounces are used on drink cans, nutrition labels, recipes, and personal care products in the United States.
Definition: The imperial quart is one fourth of an imperial gallon. Its volume is approximately 1.13652 L, larger than a US quart.
History/origin: When the imperial gallon became official in 1824, the quart followed as its quarter-size subdivision for trade and household measuring.
Current use: Imperial qt appears mostly in older British recipes, manuals, product references, archival trade records, and conversions involving historical imperial measures.
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