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 10 boards and crafted 20 times, first appearing 4 months ago. Crude can be created from 13 recipes, and goes on to appear as an ingredient in 19 others.
Crude was first discovered by orava's bored 4 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.