Mgbanaka mgbanaka Cross-partition bụ ụdị nkwakọ ngwaahịa ụlọ elu seramiiki. Ọ nwere nguzogide acid dị mma na nguzogide okpomọkụ.Ọ nwere ike iguzogide corrosion nke dị iche iche inorganic acid, organic acids na organic solvents ma e wezụga hydrofluoric acid, a pụkwara iji ya mee ihe na ọnọdụ okpomọkụ dị elu ma ọ bụ dị ala. N'ihi ya, ngwa ngwa ngwa dị nnọọ obosara.Enwere ike iji nkwakọ ngwaahịa ahụ na kọlụm ihicha, kọlụm na-adọrọ adọrọ, ụlọ elu jụrụ oyi, ụlọ elu na-ehichapụ na ogidi ndị na-eme ihe na ụlọ ọrụ kemịkalụ, ụlọ ọrụ ọla, ụlọ ọrụ coal gas, ụlọ ọrụ na-emepụta oxygen.