Isingeniso: Izintambo zezokwelapha zidlala indima ebalulekile embonini kagesi, ikakhulukazi emkhakheni wezempilo. Ziyizinto ezibalulekile ezisiza ukudluliswa kwesiginali, idatha, namandla kumadivayisi ahlukahlukene wezokwelapha nemishini ehlukahlukene. Le ndatshana ihlola ukubaluleka nokusetshenziswa okuhlukahlukene kwezintambo zezokwelapha, iqokomisa iqhaza labo ekusebenzeni kwakhe