A Factorio industrial overhaul with true orefields, real ore processing, metallurgy, hydrometallurgy, petrochemistry, catalysts, gases, waste handling, and advanced materials.
In the production line of Phenolic resin you must have Phenol which needs Propylene which can only be produced in a Steam cracker which is locked behind Advanced Circuit and Chemical science pack.
Do something with Steam cracker so it is possible to use.
