N'etiti ulo oru ihe, na-abụghị kpara akwa nwere àgwà nke elu filtration arụmọrụ, mkpuchi, okpomọkụ mkpuchi, acid-eguzogide, alkali eguzogide, na dọkatụrụ adọka. A na-ejikarị ha eme ka mgbasa ozi nzacha, mkpuchi ụda, mkpuchi ọkụ eletrik, nkwakọ ngwaahịa, ụlọ na ihe abrasive, wdg.