A cikin 'yan kwanakin nan, kamfanin sinadarai Showa Denko, wanda ya buɗe masana'antar hada sinadarin ethylene a Ōita, Japan, a 1997, ya tallata sauyawar sau ɗaya na ethylene zuwa acetic acid. Ana aiwatar da aikin ne ta hanyar palladium karfe catalyst da aka tallafawa a kan acid heteropoly kamar silicotungstic acid. Irin wannan tsari yana amfani da wannan karfe catalyst akan silicotungstic acid da silica: Tambaya: Menene wannan tsari catalyzed by?
palladium karfe mai kara kuzari da aka tallafawa akan heteropoly acid