Graphite y’ubukorano ikorwa mu ma coke meza cyane binyuze mu buryo bushya bwo kuzunguruka no gushyiramo nanopore. Ugereranyije na graphite karemano, graphite y’ubukorano yagaragaye ko igaragaza ingufu nyinshi, kuramba igihe kirekire, no kwaguka kugabanuka mu bushyuhe bwinshi.