A na-eme akpa nri sterile nke a na-atụfu ihe site na PVC ọkwa ahụike, ọ bụ akpa nri na-adịgide adịgide nke na-abịa na ntọala nchịkwa agbakwunyere nke nwere igwe mgbapụta mmiri na-agbanwe agbanwe ma ọ bụ setịpụ ike ndọda, hangers wuru na nnukwu oghere dị elu nwere oghere na-enweghị mgbagha. okpu.