STC-H100: Promethium Refinery.  Aall parts from Grimdark Terrain.  FDM printed in PLA. This piece comes as 4 seperate pieces and was designed tobe compatible with STC-092 Promethium Dump (not included).  When you buy this you will get The Refinery, Additive Center (left), Additive Center (Right) and Mixing Center.