Commercially, Silicon is purified by heating sand and carbon in An electrical furnace. A molten salt electrolysis process is utilised to get ultrapure silicon. Many silicon dioxide is used during the creation of bricks and glass. Silica gel, a colloidal form of silicon dioxide, is used to be a desiccant https://raymondgihfe.wikiexpression.com/4978654/the_ultimate_guide_to_chromium_carbide_plates