Changes

| style="height:20px; width:200px; text-align:center;" |The [[Carbon]] [[Chemical Reaction|reacts]] with the [[mineral]] in a [[Displacement Reaction|displacement reaction]] creating usually producing [[Carbon Dioxide]] and the [[pure]] [[metal]] which is removed from the [[furnace]]. Any [[Impurity|impurities]] in the [[mineral]] rise to the top and make a layer called [[slag]] which is removed.

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