Founding. Examination of surface condition Castings, Foundry engineering, Surface-roughness measurement, Surface texture, Surface defects, Comparators, Tactile, Test equipment, Visual inspection (testing), Finishes, Surface treatment, Grinding, Steels, Alloys, Casting (process), Moulding (process), Cast steels, Sand casting, Examination (quality assurance), Non-destructive testing, Defects, Classification systems, Testing conditions