Munzvimbo yakazaruka, hapasisina kuwirirana pakati pechigaro chevharuvhu uye chisimbiso che disc, saka kune kushoma kwemagetsi kupfeka pachisimbiso chepamusoro.Sezvo chigaro uye dhisiki remavharuvhu mazhinji ari nyore kugadzirisa kana kutsiva zvisimbiso pasina kubvisa vharafu rese kubva papombi, inokodzera chiitiko icho vharafu nepombi zvinosungirirwa pamwechete.Kana iyo yepakati ichipfuura nerudzi urwu rwevharuvhu, mafambiro ekuyerera anoshandurwa, saka kuyerera kwekupokana kwevharuvhu yepasi kwakakwira kupfuura yemamwe mavharuvhu.