PP polypropylene Ngwa ngwa ngwa: Ụlọ ọrụ ụgbọ ala (karịsịa na-eji PP nwere ihe mgbakwunye ígwè: ihe nchekwa apịtị, ikuku ventilashion, fan, wdg), ngwa ngwa (ọnụ ụzọ efere efere, igwe ikuku ventilashion, igwe na-asa ákwà na ihe mkpuchi, ọnụ ụzọ friji, wdg) , Japan Jiri consu...
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