Porcelain, Cerestore and now, cast ceramic.
D000537:Aluminum Oxide; D055598:Chemical Phenomena; D002627:Chemistry, Physical; D003442:Crowns; D003461:Crystallography; D003734:Dental Casting Investment; D003776:Dental Porcelain; D003779:Denture Design
D003734:Dental Casting Investment; D003776:Dental Porcelain; D000537:Aluminum Oxide