Ikhaphukhaphu ngokwaneleyo ukuba ingadada
Ukuchasana okuphezulu kwiikhemikhali, amanzi kunye nokukhanya kwe-ultraviolet
Ukudambisa ukungcangcazela okugqwesileyo
Ukumelana kakhulu nokukhathala okuguquguqukayo
I-coefficient ephantsi ye-friction
Ukuxhathisa okulungileyo kwi-abrasion
Ukungaguquguquki kwedielectric ephantsi kwenza ukuba icace gca kwiradar
Ixabiso lomzi-mveliso.
Ukufikelela umgangatho wovavanyo wamazwe ngamazwe.