Before there was Teflon and stainless steel, there was cast iron cookware, a staple of kitchens worldwide for centuries. Typically made from an iron-carbon alloy, cast iron pans excel at ...

Cast iron contains high levels of carbon ... craftsmen to construct sturdier bridges and higher buildings. Adding alloys to steel yield higher strength, more wear-resistant metals.

metals do not contain iron and are not magnetic ... gold coloured and darkens when oxidised with age An alloy of copper and zinc, can be cast and machined, used for musical instruments and ...