Hey list, The following minimal does not appear to typeset the reaction properly in 2012.05.30. \starttext \placeformula[reaction:Sabatier Reaction] \startformula \inlinechemical{CO_2,+,4H_2,->,CH_4,+,2H_2O,+,heat} \stopformula \stoptext But maybe I am not doing something right. -- Kip Warner -- Software Engineer OpenPGP encrypted/signed mail preferred http://www.thevertigo.com