Worlds of David Darling
Encyclopedia of Science
   
Home > Encyclopedia of Science

calcination




A process of heating solids to high temperatures (but not to their melting point) to remove volatile substances, partially to oxidize them, or to render them friable (easily crumbled). Lead, zinc, calcium, copper, and iron ores calcine to sintered oxides, which are used as pigments or as intermediates in metal extraction.


Related category

   • INDUSTRIAL CHEMISTRY