Use insulin in a sentence. a protein hormone secreted by the islets of Langerhans, in the pancreas, which helps the body use sugar and other carbohydrates. a preparation extracted from the pancreas of sheep, oxen, etc. and used hypodermically in the treatment of diabetes mellitus.
Decorative chrome plating on a motorcycle. Chrome plating (less commonly chromium plating), often referred to simply as chrome, is a technique of electroplating a thin layer of chromium onto a metal or plastic object.The chromed layer can be decorative, provide corrosion resistance, ease cleaning procedures, or increase surface hardness. typical hexavalent chromium plating process is: (1) activation bath, (2) chromium bath, (3) rinse, and (4) rinse. The activation bath is typically a tank of chromic acid with a reverse current run through it.
Plating is a surface covering in which a metal is deposited on a conductive surface. Plating has been done for hundreds of years; it is also critical for modern technology.he most common form of chrome plating is the thin, decorative bright chrome, which is typically a 10- Âµm layer over an underlying nickel plate. When plating on iron or steel, an underlying plating of copper allows the nickel to adhere.