Ubwiza Bwiza Bwihuta Bwihuta, Igiciro cyuruganda

RN-2 yihuta ifatika nubwoko bushya bwihuta, imikorere ya tekiniki ninyungu zubukungu biruta ibyo bicuruzwa bisa kumasoko yimbere. Cane ikoreshwa cyane mumishinga y'amashanyarazi hagati ya gari ya moshi, umuhanda munini, tunel, ibirombe byamakara hamwe n’amashanyarazi, nindi mishinga ikeneye ikoranabuhanga ryihuse.Ifu yiki gicuruzwa ni imvi, amazi ntagira ibara cyangwa umuhondo woroshye. Ni alkaline nkeya, idafite uburozi, ntishobora gutwikwa, ntabwo irimo umunyu wa chlorine, kandi nta ngaruka mbi ifite ku cyuma. Ifu yifu ni 4-6%, nibirimo amazi ni 2-5%,
RN-5 ifatika yihuse igenamigambi ifite uburyo bwiza bwo guhuza na sima, irihuta kandi igakomera hamwe nigihe cyambere cyo gushiraho kitarenze iminota 5 kandi igihe cyo gushyiraho kiri munsi yiminota 10. Kubera ko 1d imbaraga zo kwikuramo zitari munsi ya Mpa, na 28d
imbaraga zo guhonyora ziri munsi ya 75%, ijyanye nibisabwa na JC477-005 ya "Flash igereranya ya feri ya beto yatewe". Beto yatewe isukari yateguwe niki gicuruzwa ifite imbaraga nke, umuvuduko muke hamwe na spray yambere
umubyimba, ufite akamaro ko kuzamura ireme nigihe kirekire cyimishinga iterwa hamwe nibyiza bya tekiniki nubukungu.