To preserve the close tolerances called for in the metals industry, some sort of protective coating must be applied to delicate surfaces. Coatings used to reduce or eliminate thermal-shock oxidation, galling, corrosion, and fretting are highlighted. Other operations such as diffusion, thermal spray, and plating are fully explained. The steps required to successfully paint an object and the importance of testing the painted surface are detailed. Length: 15 minutes. Order #132