The development of mRNA vaccines, "bioorthogonal chemistry" or even artificial skin are some of the discoveries tipped for the Nobel Chemistry Prize announced Wednesday, which experts see as a toss-up.
Sweden to announce Nobel Chemistry prize: Here s who might win thelocal.se - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from thelocal.se Daily Mail and Mail on Sunday newspapers.