Fluid ounce (Imperial) (fl oz)
Definition: Ang imperial fluid ounce ay 1/160 ng imperial gallon at katumbas ng humigit-kumulang 28.4131 mililitro.
History/origin: Nabuo ito bilang small-volume subdivision ng imperial gallon at nanatiling iba sa US fluid ounce.
Current use: Karaniwang lumilitaw ang imperial fluid ounces sa legacy UK packaging, recipes, at mas lumang measurement references.