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The Kennecott Smelter is located at the north end of the Oquirrh Mountains and exists primarily to refine and smelt copper from the Bingham Canyon open pit porphyry copper mine. Completed in 1974, the Kennecott Smokestack is, according to Wikipedia, the tallest free-standing structure west of the Mississippi River and ...
Coke is used as a fuel and as a reducing agent in smelting iron ore in a blast furnace. Cokes are the solid carbonaceous material derived from destructive distillation of low-ash, low-sulfur bituminous coal. Cokes from coal are grey, hard, and porous and the process of their creation gives off a lot smoke. It was also ...