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drill
drill tool used to create a hole, usually in some hard substance, by its rotary or hammering action. Many different tools make up the drill family. The awl is a pointed instrument used for piercing small holes. In its early form it was a thorn or a tool of bone or chipped flint; many prehistoric aw...
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machine tool
machine tool power-operated tool used for finishing or shaping metal parts, especially parts of other machines. An establishment that is equipped with such tools and specializes in such work is known as a machine shop. Machine tools operate by removing material from the workpiece, much as a sculpto...
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Morgan City
Morgan City city (1990 pop. 14,531), St. Mary parish, S La., a fishing port on the Atchafalaya River (connected to the Intracoastal Waterway ); inc. 1860 as Brasher, renamed 1876. The city is headquarters for offshore petroleum drilling and has oil and gas wells. Also in Morgan City are shipyards,...
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exercise
exercise n. 1. (often exercises) a military drill or training maneuver. 2. (exercises) ceremonies: graduation exercises....
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well
well aperture in the earth's surface through which substances in a natural underground reservoir, such as water, gas, oil, salt, and sulfur, can flow or be pumped to the surface. In the United States, until some years after the Civil War, the majority of wells were "open," i.e., holes dug in th...
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Deep Sea Drilling Project
Deep Sea Drilling Project U.S. program designed to investigate the evolution of ocean basins by core drilling of ocean sediments and underlying oceanic crust. Funded by the National Science Foundation, the project was directed by the Joint Oceanographic Institution for Deep Earth Sampling (JOIDES),...
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New Iberia
New Iberia city (1990 pop. 31,828), seat of Iberia parish, S La., on Bayou Teche, which is connected to the Intracoastal Waterway by a canal; inc. 1836. It has printing and publishing, and its manufactures include oil- and gas-drilling equipment, fabricated steel, food products, hunting equipment...
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Project Mohole
Project Mohole program proposed in 1957 to drill a hole down to the boundary between the crust and the mantle , known as the Mohorovičić discontinuity at about 4 to 43 mi (7 to 70 km) below the earth's surface. Initiated by the American Miscellaneous Society, a loose organization of scie...
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Jethro Tull
Jethro Tull 1674-1741, English agriculturist and inventor. He studied methods of agriculture in England, France, and Italy and influenced British agriculture through his writings, which include The Horse-Hoeing Husbandry (1733). Tull advocated the use of manures, pulverizing the soil, planting wi...
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Santa Barbara
Santa Barbara , city (1990 pop. 85,571), seat of Santa Barbara co., S Calif., on the Pacific Ocean; inc. 1850. A beautiful residential and resort city with many recreational facilities, it also has electronics and aerospace research and development firms, and an orchid industry. Oil fields are in th...
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