drilling-mud handling
21Byford Dolphin — in dry dock at Invergordon (Scotland, UK) in 2008 Career Name: Byford Dolphin …
22Discoverer Enterprise — in the foreground on May 26, 2010, directly over the blowout preventer during the top kill procedure in the Deepwater Horizon oil spill disaster. Career …
23commercial fishing — Introduction the taking of fish and other seafood and resources from oceans, rivers, and lakes for the purpose of marketing them. Fishing is one of the oldest employments of humankind. Ancient heaps of discarded mollusk shells (shell… …
24undersea exploration — Introduction the investigation and description of the ocean waters and the seafloor and of the Earth beneath. Primary objectives and accomplishments Included in the scope of undersea exploration are the physical and chemical… …
25Crandall Canyon Mine — Coordinates: 39°27′36″N 111°10′04″W / 39.460000°N 111.167639°W / 39.460000; 111.167639 The Crandall Canyon Mine, formerly Genwal …
26Business 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… …
27Core sample — Rock core samples. The product of a Diamond rig. (The bird is a Pied Butcherbird.) A core sample is a cylindrical section of (usually) a naturally occurring substance. Most core samples are obtained by drilling with special drills into the… …
28Rare earth element — Rare earth ore, shown with a United States penny for size comparison These rare …
29Antoine Charles Louis Lasalle — General Antoine Charles Louis Collinet, comte de Lasalle (10 May, 1775 ndash; 6 July, 1809) was a French cavalry General during the Revolutionary and Napoleonic Wars known as “The Hussar General.” He is regarded as the greatest light cavalry… …
30United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… …
