Ukwenza ngokwezifiso, ukubambisana kokujikeleza konke nokuphendula okusheshayo
Imishini yokusebenza ethuthukisiwe, isipiliyoni sokucubungula esicebile
Ikhono eliyinkimbinkimbi futhi elihlukahlukene lokucubungula
Umenzi we-wiring, izindleko eziphansi nokulethwa okufushane
Isezingeni eliphakeme kakhulu, umhlangano wekhebula lobuchwepheshe obuphakeme
Inkonzo yamandla enyuka, ezokwelashwa, ukuxhumana, i-elektromokhechamical, traffic rail, izimboni zemoto njll.