deep borehole

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• Deep borehole disposal — is the concept of disposing of high level radioactive waste from nuclear reactors in extremely deep boreholes. Deep borehole disposal seeks to place the waste as much as five kilometers beneath the surface of the Earth and relies primarily on the …   Wikipedia

• Borehole — A borehole is the generalised term for any narrow shaft drilled in the ground, either vertically or horizontally. A borehole may be constructed for many different purposes including the extraction of water or other liquid (such as petroleum) or… …   Wikipedia

• Deep geological repository — Technicians emplacing transuranic waste at the Waste Isolation Pilot Plant, near Carlsbad, New Mexico A deep geological repository is a nuclear waste repository excavated deep within a stable geologic environment (typically below 300 m or 1000… …   Wikipedia

• borehole — ► NOUN ▪ a deep, narrow hole in the ground made to locate water or oil …   English terms dictionary

• Deep foundation — A deep foundation installation for a bridge in Napa, California, United States …   Wikipedia

• borehole — UK [ˈbɔː(r)ˌhəʊl] / US [ˈbɔrˌhoʊl] noun [countable] Word forms borehole : singular borehole plural boreholes a very deep narrow hole in the ground made in order to get water or oil …   English dictionary

• Deep Sea Drilling Program — Glomar Challenger The Deep Sea Drilling Project (DSDP) was an ocean drilling project operated from 1968 to 1983. The program was considered to be successful as evidenced by the data and publications that have resulted from it and is now supported …   Wikipedia

• borehole — [[t]bɔ͟ː(r)hoʊl[/t]] boreholes N COUNT A borehole is a deep round hole made by a special tool or machine, especially one that is made in the ground when searching for oil or water …   English dictionary

• borehole — bore|hole [ˈbo:həul US ˈbo:rhoul] n a deep hole made using special equipment, especially in order to get water or oil out of the ground …   Dictionary of contemporary English

• borehole — bore|hole [ bɔr,houl ] noun count a very deep narrow hole in the ground made in order to get water or oil …   Usage of the words and phrases in modern English

• borehole — noun a deep, narrow hole in the ground made to locate water or oil …   English new terms dictionary