The amalgam restoration.
D055598:Chemical Phenomena; D002627:Chemistry, Physical; D003343:Corrosion; D003722:Dental Alloys; D003723:Dental Amalgam; D003775:Dental Polishing; D003793:Dental Restoration, Permanent; D013314:Stress, Mechanical; D013499:Surface Properties
D003722:Dental Alloys; D003723:Dental Amalgam