Oil

Oil is a resource that can be found in the Underground City. You can extract Oil using the Oil Pump found at the middle below the Pyramid in the Underground City. It can also be obtained from Treasure Chests or as a reward from scientific excavation mission. For the exact amount of obtained Oil look at the table here.

Oil

Oil is used as a material to upgrade the Drill starting at level 12 and to upgrade weapons in the Underground City. Unlike other materials Oil can't be sold.

Oil Recipes W I P

Blueprints

Blueprints
Name	Oil Needed	Shop Category	Category(Level)
Seismic Resonance Engine	5	Broken Robot	Engine(12)
Lava Drill	30	Broken Robot	Drill(12)
Liquid Nitrogen Fan	10	Broken Robot	Fan(12)
City Capacity	32	Broken Robot	Cargo(12)
Gravity Engine	200	Broken Robot	Engine(13)
Gravity Drill	300	Broken Robot	Drill(13)
Pressure Cooled Fan	100	Broken Robot	Fan(13)
Country Capacity	150	Broken Robot	Cargo(13)
Core Reactor Engine	1000	Discovered	Engine(14)
Irradiated Drill	1000	Discovered	Drill(14)
9M PSI Pressure Fan	500	Discovered	Fan(14)
Planet Capacity	2000	Discovered	Cargo(14)
Pressurized Reactor Engine	1000	Discovered	Engine(15)
Enhanced Irradiated Drill	1000	Discovered	Drill(15)
Liquid Neon Coolant System	500	Discovered	Fan(15)
Robo Anthropomorphic Engine	2000	Discovered	Engine(16)
Dual Mantle Destroyer Drill	1000	Discovered	Drill(16)
Helium Coolant System	1000	Discovered	Fan(16)
Rocket Engine	4000	Discovered	Engine(17)
Temperature Hardened Drill	4000	Discovered	Drill(17)
Vacuum Chilled Coolant System	2000	Discovered	Fan(17)
Rocket Engine T2	100	Lunar Starter	Engine(18)
Rocket Engine T3	4000	Lunar Starter	Engine(19)
Solid Fuel Rocket Engine T3	8000	Lunar Starter	Engine(23)
Vibration Drill T3	8000	Discovered	Drill(23)
Bipropellant Rocket Engine T2	8000	Robot MK2	Engine(25)
Mounded Drill T2	8000	Robot MK2	Drill(25)
Conductive Heat Disperser T2	8000	Robot MK2	Fan(25)