Guhingura ibiharage
Ico gipfukisho kirangwa n'uko igihuhusi cakozwe n'agazi kari munsi y'urukoba rw'igice c'ugupfa .
1) Ubushuhe bw'igibumbano burarengeye cane canke ubushuhe bw'amazi ni bwinshi cane.
2) Umuvuduko w'ibipfunsi uranyaruka cane, kandi amazi y'icuma akwegwa muri gazi.
3) Irangi rifise gaze nyinshi, kandi ntirirangizwa imbere yo gusuka, kandi gazi izingiwe ku ruhande rw’ivyo gutera .
4) Gazi y’ugusohoka ntiyoroshe canke igifunguruzo c’ububi ni hakiri kare cane mu gihe c’ugutora impfu .
2, uburyo bwo kwirinda
1) Ubumbabumba ku bushuhe bwo gukora canke uhindure uburyo bwo gutera .
2) Gugabanya umuvuduko w'igipfunsi maze wirinde amashanyarazi y'inyuma.
3) Hitamwo irangi rifise gaze ntoyi, amahera ni make kandi ni imwe, kandi ububi burahinduka burundu .
4) Usukure kandi wongereko umwuka w'umuyaga canke ukosora igihe co gufungura
