Ukuwelisa yinkqubo entsonkothileyo ebandakanya ukujoyina izinto ezimbini okanye nangaphezulu, iintsimbi, ukwenza i-board eqinileyo, eqinileyo. Nangona kunjalo, izinto ezinje ngoxinzelelo lobushushu kunye notshintsho lwezinto ezincinci zinokulalanisa umgangatho we-weld. Kulapho unyango lobushushu lwangaphambili kunye nobushushu emva kwemva kwemfutshane lubalulekile. **Ubushushu ** kubhekisa ekufudumezeleni isinyithi esisiseko ngaphambi kokuba iqale inkqubo yokuwela