Dabere na nsonaazụ ikpeazụ nke nyocha nhazi nke tarifụ mgbochi mkpofu (AD), Ngalaba Azụmahịa US…
Igwe anaghị agba nchara nwere chromium, nke na-enye nguzogide corrosion na oke okpomọkụ.Igwe anaghị agba nchara nwere ike iguzogide gburugburu corrosive ma ọ bụ kemịkalụ n'ihi elu ya dị larịị.Ngwaahịa igwe anaghị agba nchara nwere ezigbo corrosion na ike ọgwụgwụ, nchekwa maka iji ogologo oge.
Igwe anaghị agba nchara (ọkpọkọ) nwere àgwà magburu onwe ya dị ka nguzogide corrosion na njedebe dị mma.A na-ejikarị ọkpọkọ igwe anaghị agba nchara (ọkpọkọ) na akụrụngwa na-achọ ihe na ụgbọ ala, nri, ọgwụgwọ mmiri, nhazi mmanụ na gas, nnụcha mmanụ na petrochemical, brewing, na ike ọrụ.
- Ụlọ ọrụ ụgbọ ala - Ụlọ ọrụ nri - Osisi mmiri na-edozi mmiri - ụlọ ọrụ mmepụta ihe na ike