I-1.Isetyenziselwa ukuveliswa kwee-alkaloids, iidayi, iipeyinti, i-catalysts, i-flame retardants kunye ne-pollution-free type inhibitors zetsimbi zenkqubo yamanzi okupholisa.
I-2.Ingasetyenziselwa i-agent ye-galvanized polishing kunye nee-reagents zamachiza.