Thaum nws los tham txog plastics, feem ntau muaj kev nkag siab yuam kev tias txhua yam plastics yog qhov tsim kev puas tsuaj rau ib puag ncig. Txawm li cas los xij, tsis yog txhua lub plastics raug tsim sib npaug. Polyethylene (PE) yas, feem ntau siv rau hauv cov khoom xws li ziplock hnab, zipper hnab, PE hnab, thiab lub hnab khw, tawm ...
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