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Plastic recycling yog hais txog cov txheej txheem ntawm kev rov qab cov khoom pov tseg lossis cov khoom pov tseg thiab rov ua dua cov ntaub ntawv rau hauv cov khoom siv tau zoo thiab muaj txiaj ntsig.Qhov kev ua no yog hu ua cov txheej txheem yas rov ua dua tshiab.Lub hom phiaj ntawm kev rov ua dua cov yas yog txhawm rau txo qis cov pa phem ntawm cov yas thaum muab cov p...Nyeem ntxiv»