coating enamel
111Glass — This article is about the material. For other uses, see Glass (disambiguation). Moldavite, a natural glass formed by meteorite impact, from Besednice, Bohemia …
112Optics — For the book by Sir Isaac Newton, see Opticks. Optical redirects here. For the musical artist, see Optical (artist). Optics includes study of dispersion of light. Optics is the branch of …
113Pottery — Pot and Pots redirect here. For Pot, see Pot (disambiguation). For POTS, see POTS (disambiguation). Unfired green ware pottery on a traditional drying rack at Conner Prairie living history museum …
114Etching — For other uses of etch or etching, see Etching (disambiguation), for the history of the method, see old master prints. The Soldier and his Wife. Etching by Daniel Hopfer, who is believed to have been the first to apply the technique to… …
115Viscometer — A viscometer (also called viscosimeter) is an instrument used to measure the viscosity of a fluid. For liquids with viscosities which vary with flow conditions, an instrument called a rheometer is used. Viscometers only measure under one flow… …
116Dispersion (optics) — This article is about dispersion of waves in optics. For other forms of dispersion, see Dispersion (disambiguation). In a prism, material dispersion (a wavelength dependent refractive index) causes different colors to refract at different angles …
117DNA microarray — A DNA microarray (also commonly known as gene chip, DNA chip, or biochip) is a collection of microscopic DNA spots attached to a solid surface. Scientists use DNA microarrays to measure the expression levels of large numbers of genes… …
118Button — For other uses, see button (disambiguation) and buttons (disambiguation). Wedgwood button with Boulton cut steels, depicting a mermaid family, England, circa 1760. Actual diameter: just over 32mm (1 1/4 ) …
119Dutch oven — This article is about the cooking pot. For other uses, see Dutch oven (disambiguation). Dutch oven from the 1890s. Note the evidence of ashes on the lid A Dutch oven is a thick walled (usually cast iron) cooking pot with a tight fitting lid.… …
120Insulated glazing — (IG) also known as double glazing are double or triple glass window panes separated by an air or other gas filled space to reduce heat transfer across a part of the building envelope. Glass in windows is used to provide light and allow a view… …
