Iyiphi ingxenye yomsebenzi engahlanzwa ngemikhiqizo yethu?

2022-07-22

ukubunjwa, izingxenye zokubumba kanye nezingxenye zokwakha insimbi zokususa isihlabathi esincane se-viscous, umgogodla wesihlabathi kanye nesikhumba se-oxide. Ibuye ifanele ukuhlanza ubuso nokuqinisa ezingxenyeni zokwelapha ukushisa, ikakhulukazi ukuhlanza ubuncane, izindonga ezincane ezingafanelekile umthelela.
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