• Refineries now do have the by-product sulphur, if you don't take it out, they will stop working
• You need coal for explosives resp. the new ammonium nitrate, but no longer for plastic bars
• Although you can now "dispose" wood by burning it to coal, it is also usable for building warehouses
• Engine units are now requiring lubricant, electric engines do not
• Substations with large supply area
• Electric boilers can be used for steam-based big power storages instead of accumulators, especially for solar power
• Petroleum gas can be flared to get rid of it
• New signal and light colours, "beautiful" lights