Byakoreshejwe cyane mubwubatsi, ibyuma bikomeye, inganda zo gushushanya.
Ibyiza:
1. Ijambo risanzwe.Imiyoboro - uburebure bwimbitse nibisobanuro birasanzwe.Ubuso burazengurutse kandi ntabwo byoroshye kunyerera.
2. Kuvura amashanyarazi, igice cyumusumari wa linoleum kiroroshye kandi cyoroshye, nta burr isigaye, umugozi mwiza kandi usobanutse.
3. Umutwe wumusumari, umutwe woroshye, imbaraga zimwe, ingaruka zifatika nibyiza.