Izici
1 Gcoba amandla elanga.Ngokunciphisa ukudluliselwa ngengilazi yemisebe yokushisa yelanga, kungasindisa amandla futhi kuvikele indawo yethu.
2 Izinketho zombala ezehlukene.Ingilazi egqamile kaNobler inokubukeka okumibalabala nokukhangayo, ingasetshenziswa ukuhlobisa izakhiwo zesimanje, ukufeza inhloso yobuhle.
3 I-substrate enhle yokucubungula ngokujulile.Ingasikwa kalula, ibhobozwe, ifakwe insulation, iboshwe, igobe, i-laminated, i- tempered, isikrini sikasilika nokunye.