Enweghị nkọwa doro anya na nke siri ike maka ihe nkiri mpịakọta na ụlọ ọrụ nkwakọ ngwaahịa, ọ bụ naanị aha a nabatara na ụlọ ọrụ ahụ. Ụdị ihe ya na-adaberekwa na akpa nkwakọba plastik. Ọtụtụ mgbe, e nwere ihe nkiri mpịakọta ihe nkiri PVC na-ebelata, ihe nkiri mpịakọta OPP, ...
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