Factorio Prints: Tileable Beaconized Smelter (Blue Belt Iron/Copper Plates)
All that for just a single yellow belt of Steel, i love it. : r/factorio
Dedicating a whole lane of a belt to fuel is criminally inefficient. Let me present you the nearly perfect ratio sushi smelter, which mixes 1 fuel per 63 irons. : r/factorio