Mix ore particles into this molten salt and apply electric current, and the iron separates from the oxygen resulting in pure metal. The process, called molten salt electrolysis, is efficient and ...

Atomic number 24, atomic weight 51.996. Cast iron contains high levels of carbon, which makes it a hard, brittle metal. Cast iron was commonly used throughout Europe to make church bells and ...

In the 1800s, three forms of iron were common: cast iron, wrought iron and steel. The carbon content gives each form its unique properties. Cast iron has a carbon content of 2-4%, making it hard, but ...

Carbon Deposits First off ... To scrub your cast iron well, you can use two methods: salt or a stiff brush. Pour a quarter cup of salt into the skillet and use a flat-edged kitchen tool to ...