I-Defoamer: Isengezo Esincane Esivimbela Izinhlungu Zekhanda Ezinkulu Ekukhiqizeni Kwangempela
Ngemva kweminyaka engaphezu kwamashumi amabili nanhlanu esebenza ngama-coatings, oyinki, okunamathelayo, kanye nezinqubo zezimboni, Ngiye ngafunda ukuthi igwebu ingenye […]