onye nweta mgbu mgbu
1. Na nchebe mmiri: wụgharị mgbu mgbu na ngalaba aeration sludge dị ọcha na njikọ reverse osmosis, yibido COD, ma adịghị ike nnwere onwe ebe ọzọ.
2. Na ngalaba ihe ọrụ: inupụ akwụkwọ na-erite akwụkwọ (mee ka ọ dịkarịa ya n'ime black liquor foam), nhazi akwụkwọ na-erite akwụkwọ (desizing, scouring, dyeing), njikọ metalworking (cutting fluids, grinding fluids), na inupụ akara/ink.