Editing 1795 in science (section)

==Metrology==
* April 7 – The [[gram]] is decreed in France to be equal to "the absolute weight of a volume of water equal to the cube of the hundredth part of the metre, at the temperature of melting ice."<ref>{{cite web|url=http://smdsi.quartier-rural.org/histoire/18germ_3.htm|title=Decree on weights and measures|year=1795|quote=''Gramme'', le poids absolu d'un volume d'eau pure égal au cube de la centième partie du mètre , et à la température de la glace fondante| accessdate=2 October 2008 <!--Added by DASHBot-->| archiveurl=https://web.archive.org/web/20080924152410/http://smdsi.quartier-rural.org/histoire/18germ_3.htm| archivedate= 24 September 2008 <!--Added by DASHBot-->}}</ref>