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Drilling

73 bytes added, 11:24, 17 February 2013
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[[File:Petroleum_city.jpg|400px|thumb|right|Petroleum City]]
Cities specialized in Petroleum Drilling extract and process [[oil]] for profit.
*Natural resources such as [[ore]], [[coal ]] and oil are finite in a region are finite.
*Make Be sure to inspect the region to find where the oil deposits are before you claim your city.
Petroleum Oil extracted from the ground can be processed into more valuable resourcessuch as [[fuel]] and [[plastic]].
*A [[#Oil Refinery|refinery ]] can be built to convert petroleum into fuel and plastic.
Drilling also known as Petroleum is one of the [[big businesses|big business]] specializations. It has it own global [[leaderboard]].
==Petroleum Structures==
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