Ngwaahịa

Nchara T-bar nwere ngalaba akpọrepu ọkụ kwụsiri ike, ikike ịgbagọ siri ike, yana arụmọrụ nrụpụta maka okpokolo agba, nkwado, ikpo okwu, na ihe owuwu na-eguzogide corrosion.