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Petroleum
Petroleum (L. petroleum, from Greek πετρέλαιον, lit. "rock oil") or crude oil is a naturally occurring, flammable liquid consisting of a complex mixture of hydrocarbons of various molecular weights, and other organic compounds, that is found in rock formations beneath the earth's surface.
The term ...
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4 Industry topics matching:
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Crude Petroleum and Natural Gas Extraction
NAICS 2007 code:
- 211111
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Drilling Oil and Gas Wells
NAICS 2007 code:
- 213111
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Oil and Gas Field Exploration Services
Parent Industry:
Child Industry:
- Oil and Gas Field Exploration Services (geophysical surveying and mapping) ,
- Oil and Gas Field Exploration Services (except geophysical mapping and surveying)
