#aluminum__aluminium__Al__atomic_number_13  a silvery ductile metallic element found primarily in bauxite
  supertype:  #metallic_element__metal  any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.
  substance of:  #aluminum_foil  #bauxite  #Duralumin
  subtype:  #potassium_alum__potassiumalum__alum__potash_alum  a white crystalline double sulfate of aluminum: the potassium double sulfate of aluminum
  subtype:  #ammonium_alum__alum__ammonia_alum__ammoniaalum  a white crystalline double sulfate of aluminum: the ammonium double sulfate of aluminum

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