Editing 1780 in science (section)

==Chemistry==
* [[Lactose]] is identified as a [[sugar]] by [[Carl Wilhelm Scheele]].<ref>Scheele, Carl Wilhelm (1780). [https://books.google.com/books?id=9N84AAAAMAAJ&pg=PA116 "Om Mjölk och dess syra"] (About milk and its acid), ''Kongliga Vetenskaps Academiens Nya Handlingar'' (New Proceedings of the Royal Academy of Science), '''1''' :  116-124.  From page 116:  ''"Det år bekant, at Ko-mjölk innehåller Smör, Ost, Mjölk-såcker, … "'' (It is known, that cow's milk contains butter, cheese, milk-sugar, … ); [https://books.google.com/books?id=9N84AAAAMAAJ&pg=PA269 "Om Mjölk-Såcker-Syra"] (On milk-sugar acid), ''Kongliga Vetenskaps Academiens Nya Handlingar'' (New Proceedings of the Royal Academy of Science), '''1''' :  269-275.  From pages 269–270:  ''"Mjölk-Såcker år et sal essentiale, som uti Mjölken finnes uplöst, och som, för dess sötaktiga smak skull, fått namn af såcker."''  (Milk sugar is an essential salt, which is found dissolved in milk, and which, on account of its sweet taste, has the name of "sugar".)</ref>