I this industrial revolution based ore smelting factory, there are 2 large iron smokestacks. A basic gas furnace fueled through waterwheel power (so advanced :P). If this project gets 3 diamonds ill add a schematic :P

https://www.youtube.com/user/DreaddianHD Helped a ton with this project!
https://www.youtube.com/watch?v=nw8rLPSgMcQ My own channel if you would like to check out the video, i would upload it to PMC but it isnt working sadly :/