Esimweni esiguquguqukayo sezicelo zokushisa okuphezulu, ukusetshenziswa kwama-cenospheres ekumbozweni okungaphikisi kanye nokusanhlamvu kuvela njengento eshintsha umdlalo. Lawa ma-spheres alula, angenalutho, avela kumlotha ompukane, abonakala eyisisombululo esiguquguqukayo sokuthuthukisa ukufudumala nokusebenza kokufaka ezimweni zezimboni ezibucayi. Ukuqonda Ama-Cenospheres: Ama-Cenospheres angama-microspheres angenalutho, alula akhiwe ngokuyinhloko nge-silica ne-alumina, atholakala njengemikhiqizo evela ekushisweni kwamalahle.