A na-eji polypropylene (PP) mee akpa akpa rọba dị ka isi ihe eji eme ihe, nke a na-apụ apụ, na-adọkpụ ígwè, na-akpagharị ọzọ, kpara akpa ma mee ka ọ bụrụ akpa nkwakọ ngwaahịa.PP bụ transperent, semi-crystalline thermosetting plastic na elu siri ike, ezigbo mkpuchi ihe onwunwe, obere mmiri absorption, elu am ...
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