Commercially, silicon is purified by heating sand and carbon in an electric furnace. A molten salt electrolysis procedure is utilised to get ultrapure silicon. Elemental silicon is created commercially by the reduction of silica (SiO2) with coke in An electrical furnace, as well as the impure product is then refined. https://glasslineddippipe48269.blogdun.com/37270834/5-essential-elements-for-sic-heating-element