Adds realistic petrochemical processing into Factorio. Process bitumen hydrocarbons into hundreds of products and drill deep for underground oil deposits.
Large total conversion mods.
New Ores and resources as well as machines.
Things related to oil and other fluids.
Furnaces, assembling machines, production chains.
I get an "Error in assignID: recipe with name 'proto-tholins' does not exist. Source: tholin-atm-mk01(assembling.machine).