molten metal cascades from large ladles into extensive round moulds, igniting sparks in a busy hot-rolling workshop

manufacturing craftsmanship metalworking construction hotrolling industrial production metallurgy operations extensive ironworks treatment machinery materials cascades igniting workshop material industry activity smelting crafting casting rolling foundry pouring furnace process factory texture molten ladles moulds sparks liquid metal large round steel heavy ladle floor scene rough scale busy iron shop heat line flow hot raw