In These kinds, it’s typically recognized as Harmless by health and fitness authorities. Your body doesn’t absorb silicon dioxide, and it’s excreted unchanged. Elemental silicon is manufactured commercially because of the reduction of silica (SiO2) with coke in an electric furnace, as well as impure products is then refined. On https://johnnyzzzxw.blog-ezine.com/36779324/about-boron-carbide