Ibirunga by'ibirunga Pumice (bakunze kwita pumice cyangwa porous basalt) ni ubwoko bwibikoresho byo kurengera ibidukikije.Nibuye ryigiciro cyinshi cyane ryakozwe nikirahure cyibirunga, imyunyu ngugu nibibyimba nyuma yo guturika kwikirunga.Ibuye ry'ibirunga ririmo imyunyu ngugu myinshi hamwe na sisitemu, nka sodium, magnesium, aluminium, silikoni, calcium, titanium, manganese, fer, nikel, cobalt na molybdenum.Ifite imiyoboro ya rukuruzi ya infragre itagira imirasire, Nyuma yimyaka ibihumbi, abantu babonye agaciro kayo cyane.Noneho yongerewe mumirima yubwubatsi, kubungabunga amazi, gusya, ibikoresho byo kuyungurura, amakara ya barbecue, gutunganya ubusitani, guhinga ubutaka, guhinga ubutaka, ibicuruzwa byimitako nibindi.Ifite uruhare rudasubirwaho mubyiciro byose!Gushyushya urutare rushyushye ni ubwoko bwubuvuzi bwamabuye, bukoresha amabuye ashyushye ashyushye kugirango akuremo imbaraga mbi zumubiri wumuntu, afasha umubiri wumuntu kurandura uburozi no guteza imbere metabolism yabantu.