Okuvelele:
1.Ukuthembeka okuhle, ukusebenza okuhle kakhulu nokubuka okulula;
2. Electronic enophephela, isakhiwo esilula, akukho isisindo usebenzisa.
3. Ingakwazi ukuxhuma i-PC kokuphumayo
4. Ukuguqulwa izikali zobulukhuni ezahlukene;
Izicelo:
Ifanele ukucisha, ukucisha kanye nokushisa, ukuthungatha, ukubunjwa okubandayo, ukubunjwa okuthambile, ukuzimisela kokuqina kwensimbi ye-alloy eqinile, ingxubevange ye-aluminium, ingxube yethusi, insimbi enensimbi, njll. Ifanele futhi insimbi eqinile, ukwelashwa kokushisa kwendawo kanye nokwelashwa ngamakhemikhali. ungqimba, ithusi, ingxubevange ye-aluminium, ipuleti elincanyana, uthayela, i-chrome plated, into efakwe uthayela, insimbi yokufaka, ama-castings abandayo, njll.