Yas dua qub
Cov khoom siv khib nyiab yuav rhaub thiab yaj thiab txum ua kom rov qab tau cov khoom qub uas yog plastics, nrog rau kev kawm tsawg tshaj qhov yuav tsum tau ua. Cov khoom qub rov cais tau muab faib ua "dawb huv dua tshiab" thiab "compound regeneration" ob hom.
Ntshiab tsim dua tshiab (Yooj yim kev txhim kho)
Qhov no yog hais txog kev siv cov nroj tsuag ntawm cov nroj tsuag, cov khoom cog yas, cov tshuab ua yas ua cov khoom seem, cov rooj vag, seem thiab cov residue, nrog rau ntau tus neeg, ib pob, huv si thiab tsuas yog siv ib zaug pov tseg cov yas, , xws li kev siv cov khoom siv rov ua tshiab dua li ob lub sij hawm cov ntaub ntawv coj los siv.
Nyob rau hauv cov khib nyiab txoj kev rov ua dua, rau qhov yooj yim dua tshiab, tam sim no feem ntau lub hnab yas yuav yog siv cov khoom siv khib nyiab, qee cov yas ub tshuab tom qab siv, qee qhov ua tiav ncaj qha tom qab siv, qee qhov tsis tawg, plab zom mov.
Tsuas siv cov khoom siv, uas yog los kho cov khoom qub ntawm cov khoom siv yas.
