title: Internal porosity in conically sprued base-metal castings.
mesh_terms: D055598:Chemical Phenomena; D002627:Chemistry, Physical; D003722:Dental Alloys; D003734:Dental Casting Investment; D003735:Dental Casting Technique / Q000295:instrumentation*; D013499:Surface Properties
chemical_list: D003722:Dental Alloys; D003734:Dental Casting Investment