Editing 1843 in science (section)

==Chemistry==
* [[Jean-Baptiste Dumas]] names [[lactose]].<ref>Dumas (1843). ''Traité de Chimie, Appliquée aux Arts''. '''6''' Paris: Bechet Jeune. [https://books.google.com/books?id=zQTyoAqqQzYC&pg=PA293 p. 293.]</ref>
* [[Carl Mosander]] discovers the [[chemical element|chemical elements]] [[Terbium]] and [[Erbium]].<ref>{{cite web |title=Carl Gustav Mosander - Oxford Reference |url=https://www.oxfordreference.com/view/10.1093/oi/authority.20110803100211520 |website=www.oxfordreference.com |access-date=16 February 2020 |language=en }}</ref>
* [[John James Waterston|John J. Waterston]] produces an account of the [[kinetic theory of gases]].<ref>{{cite book|title=Thoughts on the Mental Functions; being an attempt to treat metaphysics as a branch of the physiology of the nervous system|location=Edinburgh|publisher=Oliver & Boyd|year=1843}}</ref>
* [[Alfred Bird]] produces single-acting [[baking powder]].<ref>{{cite news|first=Matthew|last=Cannon|url=https://www.birminghammail.co.uk/incoming/alfred-bird-egg-free-custard-inventor-8040314|title=Alfred Bird: Egg-free custard inventor and chemist|work=Birmingham Mail|date=2014-11-03|accessdate=2018-02-25}}</ref>