isiZulu
Ukubhekwa Kwemvelo
2024.11.28
Izinto zokuhlola ezilula, isistimu esinamandla sokubhekisisa okusezingeni eliphezulu, ukuze kwenzeke ukuthi ububanzi bokukhula kwesilika dioxide kube sethabile futhi kumele kube nomthelela.
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