Editing 1841 in science (section)

==Chemistry==
* [[Theobromine]] is first discovered in [[cacao bean|cacao]] beans by Russian chemist Alexander Woskresensky.<ref>{{cite journal|last=Woskresensky|first=A.|year=1842|title=Über das Theobromin|journal=Liebigs Annalen der Chemie und Pharmacie|volume=41|pages=125–127|doi=10.1002/jlac.18420410117|url=https://zenodo.org/record/1426965}}</ref><ref>{{cite book|first=Ernst|last=von Bibra|url=https://books.google.com/books?id=EWqhC4djXSQC&q=Theobromine+1841&pg=PA67|title=Plant Intoxicants|accessdate=2011-04-13|page=67|isbn=9780892814985|date=February 1995}}</ref>
* [[Uranium]] is first isolated, by [[Eugène-Melchior Péligot]].
* [[Chemical Society|Chemical Society of London]] founded by [[Thomas Graham (chemist)|Thomas Graham]].
* [[Reinsch test]] for [[heavy metals]] discovered by Hugo Reinsch.<ref>{{cite journal|doi=10.1002/prac.18410240132|title=Ueber das Verhalten des metallischen Kupfers zu einigen Metalllösungen|year=1841|last1=Reinsch|first1= H.|journal=[[Journal für praktische Chemie]]|volume=24|pages=244–250|url=https://zenodo.org/record/1427788}}</ref>