through grinding
91Metallography — A micrograph of bronze revealing a cast dendritic structure Metallography is the study of the physical structure and components of metals, typically using microscopy. Ceramic and polymeric materials may also be prepared using metallographic… …
92Evolution of the horse — This image shows a representative sequence but should not be construed to represent a straight line evolution of the horse. Reconstruction, left forefoot skeleton (third digit emphasized yellow) and longitudinal section of molars of selected… …
93America's Got Talent (season 3) — America s Got Talent Season 3 Broadcast from June 17, 2008–October 1, 2008 Judges Piers Morgan Sharon Osbourne David Hasselhoff Host(s) Jerry Springer …
94Oil Campaign chronology of World War II — Main articles: Oil Campaign of World War II and Oil Campaign targets of World War II The Oil Campaign chronology of World War II lists bombing missions and related events regarding the petroleum/oil/lubrication (POL) facilities that supplied Nazi …
95Watermill — This article is about a type of structure. For other locational uses see Milldam . For details of the technologies, see Water wheel and Mill machinery . A watermill is a structure that uses a water wheel or turbine to drive a mechanical process… …
96Numerical control — CNC redirects here. For other uses, see CNC (disambiguation). A CNC Turning Center …
97Drilling — For other uses, see Drilling (disambiguation). Drilling is a cutting process that uses a drill bit to cut or enlarge a hole in solid materials. The drill bit is a multipoint, end cutting tool. It cuts by applying pressure and rotation to the… …
98Speeds and feeds — A line drawing showing some basic concepts of speeds and feeds in the context of lathe work. The angular velocity of the workpiece (rev/min) is called the spindle speed by machinists. Its tangential linear equivalent at the tool cutter interface… …
99native American — native American, adj. a person born in the United States. [1835 45, Amer.] * * * ▪ indigenous peoples of Canada and United States Introduction also called American Indian, Amerindian, Amerind, Indian, Aboriginal American, or First Nation… …
100Native American — Indian (def. 1). Usage. See Indian, Eskimo. * * * ▪ indigenous peoples of Canada and United States Introduction also called American Indian, Amerindian, Amerind, Indian, Aboriginal A …
