Of the four industry specializations in Cities: Skylines Industries (farming, forestry, ore, and oil), oil is unlocked last. You’ll need to have reached the Busy Town milestone to unlock it. To do that, you’ll wa.
[pdf] Buy drilling equipment, drilling supplies and spare parts for Reverse Circulation (RC), Down The Hole (DTH) and geothermal applications. Hammers, drill bits, pipes and more.
[pdf] Precision is equipping its U.S. rig fleet with upgrades to handle the increasing demand for ERL wells, particularly in plays like the Permian Basin, Eagle Ford, and Haynesville. These investments include: Higher torque top drives for better drilling power.
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