zu
Amashidi wensimbi egqugquzelwe imibala asebe yinto eyisisekelo emkhakheni wokwakha nokwakha, ikakhulukazi izicelo zokwakha. Lawa mashidi ahlanganisa izimfanelo zokuvikela zensimbi egxiliwe neqeda elimibala, elikhanga ngobuhle. Le nqubo ifaka ukumboza amashidi ensimbi nge-zinc yokumelana nokugqwala, kulandelwe ukusetshenziswa kwe-polymer eqeda umbala. Le yindle