Sorry bro i dont want be troll or something like ,but I've done all the research , i tried 3x on different maps , for my Main save i discover all normal,on other saves/world i use Developers and Instant finish research but ELectric smelter still nothing :/ Can you please tell me name of mod.Although do not know if it helped me, or you do not have a similar mod? Today I start again with updated game and you mod,But we can not simply continue without Electric smelter: /