Sebakeng se fetohang sa lits'ebetso tsa mocheso o phahameng, tšebeliso ea li-cenospheres liphahlong tse hanyetsang le tse entsoeng ka foundry e hlaha e le phetoho e kholo. Li-circle tsena tse bobebe, tse se nang letho, tse nkiloeng moloreng o fofang, li ipaka e le tharollo e feto-fetohang ea ho ntlafatsa ho thibela mocheso le ts'ebetso ea ho koahela libakeng tse feteletseng tsa indasteri. Ho Utloisisa Li-Cenospheres: Li-cenospheres ke li-microspheres tse se nang letho, tse bobebe tse entsoeng haholo-holo ka silica le alumina, tse fumanoang e le lihlahisoa tse tsoang ho chesoeng ha mashala.