Silicon is used in construction, microchips and more – ‘green’ methods could help extract it from sugarcane waste
Silicon is used in construction, microchips and more – ‘green’ methods could help extract it from sugarcane waste: When sugarcane bagasse is burned, the ash contains silica. The race is on to extract this for various uses. Geoff Sperring/Shutterstock In some parts of South Africa’s Mpumalanga and KwaZulu-Natal provinces, sugarcane fields stretch as far as …