The refractories supervisor sits in the mill pulpit observing the furnace. He is responsible for the internal staff and external contractors to make sure the linies of the hot vessels are up to the task of containing 180 tons of molten steel -- definitely a rare specialty these days. Please like my Facebook Artists page: entropic remnants photography on facebook Also, please visit the Entropic Remnants website, my Entropic Remnants blog, and my Entropic Remnants YouTube page -- THANKS!