coating enamel
31Dental caries — This article is about dental caries in humans. To read about dental caries in other animals, please see dental caries (non human). Dental caries Classification and external resources Destruction of a tooth by cervical decay from dental caries.… …
32Paint — For other uses, see Paint (disambiguation). Paints redirects here. For the baseball team, see Chillicothe Paints. Dried green paint Paint is any liquid, liquefiable, or mastic composition which after application to a substrate in a thin layer is… …
33arts, East Asian — Introduction music and visual and performing arts of China, Korea, and Japan. The literatures of these countries are covered in the articles Chinese literature, Korean literature, and Japanese literature. Some studies of East Asia… …
34Business and Industry Review — ▪ 1999 Introduction Overview Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… …
35Lapel pin — Lapel pins from North Korea A lapel pin is a small pin often worn on the lapel of a dress jacket. Lapel pins can be purely ornamental or can indicate the wearer s affiliation with an organization or cause; for example, American Flag lapel pins… …
36Cast-iron cookware — Cast iron is used for cookware because it is non toxic, has excellent heat retention and diffusion properties, and is easy to mold. Cast iron cookware is either bare or enameled. Bare cast ironBare cast iron vessels have been used for cooking for …
37Substrate (materials science) — Substrate is a term used in materials science to describe the base material on which processing is conducted to produce new film or layers of material such as deposited coatings. A typical substrate might be a metal, onto which a coating might be …
38integument — /in teg yeuh meuhnt/, n. 1. a natural covering, as a skin, shell, or rind. 2. any covering, coating, enclosure, etc. [1605 15; < L integumentum a covering. See IN 2, TEGUMENT] Syn. 1. cortex, involucre, involucrum. * * * Covering of the body,… …
39photoengraving — /foh toh en gray ving/, n. 1. a photographic process of preparing printing plates for letterpress printing. 2. a plate so produced. 3. a print made from it. [1870 75; PHOTO + ENGRAVING] * * * Any of several processes for producing printing plates …
40Oral hygiene — is the practice of keeping the mouth and teeth clean to prevent dental problems, especially the common dental caries and gingivitis, and bad breath. There are oral pathologic conditions in which a good oral hygiene is required for healing and… …
