direction of drilling
31Caesium — xenon ← caesium → barium Rb ↑ Cs ↓ Fr …
32Bureau of Ocean Energy Management, Regulation and Enforcement — Agency overview Formed January 19, 1982 (1982 01 19) Headquarters Washington, D.C. Employees 1,614 (2009) Annual budget …
33Tap and die — Not to be confused with Tool and die. Taps and dies are cutting tools used to create screw threads, which is called threading. A tap is used to cut the female portion of the mating pair (e.g., a nut). A die is used to cut the male portion of the… …
34Zapata Corporation — (NYSE|ZAP) is a holding company based in Rochester, New York and originating from an oil company started by a group including the former United States president George H. W. Bush. Various writers have found links between the company and the… …
35china — /chuy neuh/, n. 1. a translucent ceramic material, biscuit fired at a high temperature, its glaze fired at a low temperature. 2. any porcelain ware. 3. plates, cups, saucers, etc., collectively. 4. figurines made of porcelain or ceramic material …
36China — /chuy neuh/, n. 1. People s Republic of, a country in E Asia. 1,221,591,778; 3,691,502 sq. mi. (9,560,990 sq. km). Cap.: Beijing. 2. Republic of. Also called Nationalist China. a republic consisting mainly of the island of Taiwan off the SE coast …
37Deepwater Horizon oil spill — 2010 oil spill and BP oil spill redirect here. For other oil spills in 2010, see 2010 oil spill (disambiguation). For the 2006 oil spill involving BP, see Prudhoe Bay oil spill. For the drilling rig and explosion, see Deepwater Horizon… …
38Fatigue (material) — Metal fatigue redirects here. For the video game, see Metal Fatigue (disambiguation). v · d · e Materials failure modes …
39Roller cone bit — A roller cone bit is a drill bit used for drilling through rock, for example when drilling for oil and gas. [cite book | last = Hyne | first = Norman J. | title = Dictionary of Petroleum Exploration, Drilling Production | publisher = PennWell… …
40laser — /lay zeuhr/, n. Physics. a device that produces a nearly parallel, nearly monochromatic, and coherent beam of light by exciting atoms to a higher energy level and causing them to radiate their energy in phase. Also called optical maser. [1955 60; …
