Editing Ounce (section)

==Fluid ounce==
{{Main|Fluid ounce}}
A fluid ounce (abbreviated fl oz, fl. oz. or oz. fl.) is a unit of [[volume]]. An imperial fluid ounce is defined in British law as exactly 28.4130625&nbsp;[[millilitre]]s,<ref>{{cite web | title=The Units of Measurement Regulations 1995 {{!}} RELEVANT IMPERIAL UNITS, CORRESPONDING METRIC UNITS AND METRIC EQUIVALENTS |url=https://www.legislation.gov.uk/uksi/1995/1804/schedule/made |publisher=Government of the United Kingdom |date=1995 |access-date=4 October 2022}}</ref> while a [[US customary]]  fluid ounce is exactly 29.5735295625&nbsp;mL,<ref>{{cite web |title= Handbook 44 – 2018 {{!}} Appendix C. General Tables of Units of Measurement |page=C-15 |url=https://www.nist.gov/system/files/documents/2017/12/07/appc-18-hb44-final.pdf |date=2017 |access-date=4 October 2022 |publisher=[[NIST]]}}</ref> and a US food labelling fluid ounce is 30&nbsp;mL.<ref>{{cite web |title=Guidance for Industry: Guidelines for Determining Metric Equivalents of Household Measures |url=https://www.fda.gov/regulatory-information/search-fda-guidance-documents/guidance-industry-guidelines-determining-metric-equivalents-household-measures |date=October 1993  |access-date=4 October 2022 |publisher=[[Food and Drugs Administration]]}}</ref> The fluid ounce is sometimes referred to simply as an "ounce" in contexts where its use is implicit, such as [[bartending]].