1. Okokuqala qiniseka ukuthi usebenzisa ama-rivets e-aluminium aphelele? Ngenxa yokuthi ama-rivets e-aluminium avulekile abantu abavame ukukhuluma ngawo ayizingodo ze-aluminium cap, kuvamile ukuthi ikhanda le-rivet lizungeze isivalo bese ligqwala ngemva kokusigoqa.
2. Uma i-aluminium itholakala emanzini emvula, izobola futhi igqwale.
Isikhathi sokuthunyelwe: Juni-23-2022