Editing 1912 in science (section)

==Chemistry==
* [[Peter Debye]] derives the [[T-cubed law]] for the low temperature [[heat capacity]] of a [[nonmetal]]lic solid.
* [[Casimir Funk]] introduces the concept of [[vitamin]]s.<ref>{{cite book|title=Just The Facts-Inventions & Discoveries|publisher=School Specialty Publishing|year=2005}}</ref>
* [[J. J. Thomson]] finds the first evidence for multiple [[isotope]]s of a stable (non-radioactive) element as part of his exploration into the composition of [[canal rays]] (positive ions).<ref>{{cite journal|doi=10.1080/14786440808637325|title=XIX. Further experiments on positive rays|year=1912|last=Thomson|first=J. J.|journal=Philosophical Magazine|location=London|series=Series 6|volume=24|issue=140|pages=209–253|url=https://zenodo.org/record/1430842}}</ref><ref>{{cite journal|doi=10.1080/14786441008636962|url=https://archive.org/details/RaysOfPositiveElectricity|title=LXXXIII. Rays of positive electricity|year=1910|last=Thomson|first=J. J.|journal=Philosophical Magazine|location=London|series=Series 6|volume=20|issue=118|pages=752–767}}</ref>
* [[Fritz Klatte]], a German chemist working for Griesheim-Elektron, discovers [[polyvinyl acetate]] and applies for a [[patent]] for preparing the monomer, [[vinyl acetate]], by addition of [[acetic acid]] to [[acetylene]] using a [[mercuric chloride]] [[catalyst]]<ref>Deutsche Reichs Patent no. 281687 (4 July 1913); abstract in ''Journal of the Society of Chemical Industry'' (London) '''34''' (1915) p. 623.</ref> although it is not successfully commercialized at this time.
* [[Wilbur Scoville]] devises the [[Scoville scale]] for measuring the heat of peppers.
* December 24 – [[Merck KGaA|Merck]] files [[patent]] applications for synthesis of the [[entactogen]]ic drug [[MDMA]], developed by [[Anton Köllisch]].<ref>{{cite journal|author1=Bernschneider-Reif, S. |author2=Oxler, F. |author3=Freudenmann, R. W. |title=The Origin of MDMA ("Ecstasy") – Separating the Facts From the Myths|journal=[[Die Pharmazie]]|volume=61|issue=11|pages=966–972|year=2006|pmid=17152992}}</ref><ref>{{cite web|url=http://v3.espacenet.com/publicationDetails/originalDocument?CC=DE&NR=274350C&FT=D|title=German Patent 274350: Verfahren zur Darstellung von Alkyloxyaryl-, Dialkyloxyaryl- und Alkylendioxyarylaminopropanen bzw. deren am Stickstoff monoalkylierten Derivaten|author=Firma E. Merck in Darmstadt|date=1914-05-16|publisher=Kaiserliches Patentamt|accessdate=2009-04-12}}</ref><ref>{{cite web|url=http://v3.espacenet.com/publicationDetails/originalDocument?CC=DE&NR=279194C&FT=D|title=German Patent 279194: Verfahren zur Darstellung von Hydrastinin Derivaten|author=Firma E. Merck in Darmstadt|date=1914-10-15|publisher=Kaiserliches Patentamt|accessdate=2009-04-12}}</ref>