Iingxaki ezincinci xa usebenzisa ii-pop rivets:
5. Ukutsiba okanye ukungakwazi ukuphakamisa idrama ngokwaneleyo: ngexesha lokuriveta, umongo wezipikili utsalwa ngokupheleleyo, okanye umzimba weriveta awuvulekanga ngokupheleleyo. Izizathu zale meko zezi: ulawulo loxinzelelo luphantsi kakhulu ngexesha lokwenza umongo; Ubunzima obuphezulu beriveta (ukungalingani); Ukubhitya kwehydrogen ngexesha lokuriveta umongo.
6. Ukungaguquguquki kwerivethi: emva kokuguquguquka, irivethi esemngxunyeni wezinto zokusebenza iyakhululeka.
Ixesha lokuthumela: Disemba-22-2021