galvanic coating
31Bluing (steel) — Bluing is a passivation process in which steel is partially protected against rust, and is named after the blue black appearance of the resulting protective finish. True gun bluing is an electrochemical conversion coating resulting from an… …
32Compact disc manufacturing — is the process by which commercial compact discs (CDs) are replicated in mass quantities using a master version created from a source recording. This may be either in audio form (CD Audio) or data form (CD ROM). This process is used in the… …
33galvanizing — Protection of iron or steel against exposure to the atmosphere and consequent rusting by application of a zinc coating. Properly applied, galvanizing may protect from atmospheric corrosion for 15–30 years or more. If the coating is damaged, the… …
34Compact Disc manufacturing — A compact disc in its jewel case. Compact disc manufacturing is the process by which commercial compact discs (CDs) are replicated in mass quantities using a master version created from a source recording. This may be either in audio form (CD… …
35Rust — For other uses, see Rust (disambiguation). Colors of rust …
36Zinc — This article is about the metallic element. For other uses, see Zinc (disambiguation). copper ← zinc → gallium ↑ Zn ↓ Cd …
37Arc welding — uses a welding power supply to create an electric arc between an electrode and the base material to melt the metals at the welding point. They can use either direct (DC) or alternating (AC) current, and consumable or non consumable electrodes.… …
38Crevice corrosion — refers to corrosion occurring in confined spaces to which the access of the working fluid from the environment is limited. These spaces are generally called crevices. Examples of crevices are gaps and contact areas between parts, under gaskets or …
39Glossary of fuel cell terms — The Glossary of fuel cell terms lists the definitions of many terms used within the fuel cell industry. The terms in this glossary may be used by fuel cell industry associations, in education material and fuel cell codes and standards to name but …
40Ductile iron pipe — is a pipe commonly used for potable water distribution.[1] The predominant wall material is ductile iron, a spheroidized graphite cast iron, although an internal cement mortar lining usually serves to inhibit corrosion from the fluid being… …
