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• Head writer — A Head Writer (HW) is a person who is in charge of a television/radio series writing team. Head writers are part of a serialized series production team and primetime serials. RoleThey conceive the long term story of a scripted television or radio …   Wikipedia

• Cylinder head porting — refers to the process of modifying the intake and exhaust ports of an internal combustion engine to improve the quality and quantity of the air flow. Cylinder heads, as manufactured, are usually suboptimal due to design and manufacturing… …   Wikipedia

• 1937-D 3-leg Indian Head nickel — The 1937 D 3 leg Indian Head nickel is a well known Mint error in the Indian Head nickel series.OriginsIn 1937, the Denver Mint struck a total of 17.8 million Indian Head ( Buffalo ) nickels. These were produced from a wide variety of different… …   Wikipedia

• Mill head — Mill Mill, n. [OE. mille, melle, mulle, milne, AS. myln, mylen; akin to D. molen, G. m[ u]hle, OHG. mul[=i], mul[=i]n, Icel. mylna; all prob. from L. molina, fr. mola millstone; prop., that which grinds, akin to molere to grind, Goth. malan, G.… …   The Collaborative International Dictionary of English

• Chemical-mechanical planarization — Chemical Mechanical Polishing/Planarization is a process of smoothing surfaces with the combination of chemical and mechanical forces. It can be thought of as a hybrid of chemical etching and free abrasive polishing. Contents 1 Description 2… …   Wikipedia

• hand tool — any tool or implement designed for manual operation. * * * Introduction  any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… …   Universalium

• Lathe — A lathe (pronEng|ˈleɪð) is a machine tool which spins a block of material to perform various operations such as cutting, sanding, knurling, drilling, or deformation with tools that are applied to the workpiece to create an object which has… …   Wikipedia

• Ford Flathead engine — The Flathead was the first independently designed and built V8 engine produced by the Ford Motor Company for mass production and ranks as one of the company s most important developments. Before the 1932 introduction of this engine (and the… …   Wikipedia

• Rock art of south Oran (Algeria) — The rock art of south Oran, are prehistoric engravings of Neolithic age in the south of Oran Province, Algeria, in the Saharan Atlas Mountains, in the regions (from west to east) of Figuig, Ain Sefra, El Bayadh, Aflou and Tiaret. Comparable… …   Wikipedia

• Botswana — /bot swah neuh/, n. a republic in S Africa: formerly a British protectorate; gained independence 1966; member of the Commonwealth of Nations. 1,500,765; 275,000 sq. mi. (712,250 sq. km). Cap.: Gaborone. Formerly, Bechuanaland. * * * Botswana… …   Universalium

• Mississippian culture pottery — is the ceramic tradition of the Mississippian culture (800 to 1600 CE) found as artifacts in archaeological sites in the American Midwest and Southeast. It is often characterized by the adoption and use of riverine (or more rarely marine) shell… …   Wikipedia