Editing Quart (section)

==Winchester quart==
The Winchester quart is an obsolescent measure:<ref>[http://www.hants.gov.uk/regulatory/tradingstandards/wmhistory.html Trading Standards – Weights and Measures of the City of Winchester<!-- Bot generated title -->] {{webarchive |url=https://web.archive.org/web/20090122070517/http://www.hants.gov.uk/regulatory/tradingstandards/wmhistory.html |date=22 January 2009 }}</ref> it was originally equal to two imperial quarts (half of an imperial gallon) or exactly {{val|2.273045|u=litres}}, but was later metricated to {{val|2.5|u=litres}} (2.2 imperial quarts). Despite its name, it is unrelated to the [[Winchester measure]].<ref>{{Cite web |title=Units: W |url=https://www.ibiblio.org/units/dictW.html |access-date=2025-02-18 |website=www.ibiblio.org}}</ref>

The 2.5{{nbsp}}L bottles in which laboratory chemicals are supplied are sometimes referred to as [[Winchester (bottle)|Winchester quart bottles]], although these contain 10% more than a traditional Winchester quart.