(1) Mugihe cyo kubungabunga buri munsi
Koresha umwenda usukuye, woroshye kugirango uhanagure hejuru irangi buri gihe, kandi ntugashyire ibikoresho muri acide, imiti ya alkaline, namavuta.
(2) Gutwika ibimenyetso
Ibitabi by'itabi cyangwa imikino itarangiye bisiga ibimenyetso byaka kuri lacquer. Niba lacquer yaka, shyira umwenda ukomeye - ingano zometse kumutwe cyangwa ku menyo, uhanagura witonze, hanyuma ushyireho igishashara cyoroshye. Irashobora gushira.
(3) ibimenyetso bishyushye
Utabishaka usige ibimenyetso byera bishyushye hejuru yibikoresho. Mubisanzwe, uhanagure gusa nigitambaro cyuzuye inzoga, amazi yubwiherero, kerosene cyangwa icyayi. Niba bidakora, nibyiza gusiga irangi hejuru.
(4) Shushanya
Niba ubuso bwibikoresho bishushanyije kandi inkwi zidakozweho, zirashobora gukoreshwa hejuru y igikomere cyibikoresho bifite ibara rimwe rya crayons cyangwa pigment nkibikoresho byo gutwikira ibara ryubutaka ryerekanwe, hanyuma ugashyirwaho igipande cyoroshye cya poli yimisumari.
(5) Amazi
Gupfukirana ikimenyetso hamwe nigitambara gitose, hanyuma ukande witonze umwenda utose inshuro nyinshi ukoresheje icyuma cyamashanyarazi, hanyuma ikimenyetso kizashira.
