Unrefined petroleum extracted directly from the ground.
EnergyOilPetroleumResource
Current best complexity is 6:
Crude can be discovered in Concepts, categorized under Energy, Oil, Petroleum, Resource. Unrefined petroleum extracted directly from the ground.
It has been discovered by 7 boards and crafted 16 times, first appearing 2 months ago. Crude can be created from 11 recipes, and goes on to appear as an ingredient in 14 others.
Crude was first discovered by orava's bored 2 months ago. They also hold the lowest-complexity recipe, at 6.
Related concepts worth exploring include Geothermal, Combustion, Explosion, Flame, Battery, Fossil Fuel, and 6 more.