Crown and bridge porcelains.
D055598:Chemical Phenomena; D002627:Chemistry, Physical; D003442:Crowns; D003722:Dental Alloys; D001840:Dental Bonding; D003776:Dental Porcelain; D003779:Denture Design; D003829:Denture, Partial
D003722:Dental Alloys; D003776:Dental Porcelain