Mhete yedu inofa yakagadzirwa neyepamusoro chrome alloy simbi.Iyo inopisa-inogadziriswa pasi pevacuum yehupenyu huri nani hwekushanda.Iyo yakazara otomatiki yepamusoro yekuchera pfuti muchina unovimbisa kamwe-yakaumbwa gomba rekufa rine kupera kwakatsetseka.