1. Isetyenziswe njenge-ejenti yombala kwi-enamel, kunye ne-copper plating, imveliso ye-copper oxide, i-pesticides, njl.
2. Isetyenziselwa ukwenza icopper oxide esulungekileyo kwaye iyimathiriyeli ekrwada yokwenza ezinye iityuwa zobhedu kunye ne-copper plating. Ikwasetyenziselwa ukwenza amayeza okubulala izitshabalalisi. Isetyenziswa njenge-mordant, i-copper catalyst, kunye nesixhasi sokutshisa. I-enamel isetyenziswa njenge-ejenti yombala kwishishini le-enamel. Ikwasetyenziswa kwishishini lepeyinti ukwenza i-pigments ye-inorganic.
3. Isetyenziswe njengeejenti zokuhlalutya kunye ne-oxidants