Idizayini eyenziwe ngumuntu, izintambo ezibushelelezi, ezifakelwe ibhokisi lezintambo zamandla kanye neswishi yendawo eyinhloko enwetshiwe, isibambo esimise okwehawu esigobekile, yinhle futhi iyasebenziseka. Ukubukeka kwebhokisi lezintambo ezimise okwedayimane lithatha isimo se-scaly, esivuleka lapho sisetshenziswa futhi sivaliwe lapho singasetshenziswa. Icocekile futhi yinhle