Cov khob ntawv yog qhov nyuaj rau rov ua dua vim lawv cov txheej sab hauv. Hauv cov txheej txheem cais cov khib nyiab, cov khob ntawv txheem yuav tsum tau muab cais ua tsis yog-cov pov tseg rov ua dua.
Lub puab txheej ntawm daim ntawv khob
Cov khob ntawv yog tsim los ntawm kev sib txuas ob lossis peb txheej ntawm daim ntawv ua ke; cov txheej sab hauv feem ntau muaj cov yas yas polyethylene- feem ntau hu ua txheej txheej sab hauv. Cov txheej no tsis tsuas yog cuam tshuam kev rov ua dua tshiab tab sis tseem ua rau muaj kuab paug ib puag ncig.
Recyclability ntawm Paper Cups
Lub xub ntiag ntawm cov txheej sab hauv ua rau nws nyuaj rau tshem tawm cov stains los ntawm cov ntawv khob txheem. Tsis tas li ntawd, txheej txheej cuam tshuam rau daim ntawv absorbency thaum lub sij hawm pulping txheej txheem, uas ua rau lub pulp uas tsis txaus huv si. Yog li ntawd, feem ntau cov khob ntawv tam sim no nyob rau hauv kev ua lag luam tsis tuaj yeem rov ua dua tshiab thiab nyuaj rau -- txheej txheem pov tseg.
Kev faib cov khib nyiab rau daim ntawv khob
Vim tias cov khob ntawv txheem tsis yooj yim rau rov ua dua, lawv yuav tsum tau muab faib ua cov khoom tsis yog - rov ua dua tshiab. Txawm li cas los xij, kev rov ua dua tshiab thiab raug txheeb xyuas tshwj xeeb, cov khob ntawv rov ua dua tshiab tuaj yeem muaj kev cuam tshuam zoo rau ib puag ncig. Tsis tas li ntawd, cov khob ntawv uas tsis muaj cov txheej yas sab hauv tuaj yeem ua tiav thiab rov ua dua nrog lwm cov khoom siv ntawv.
【Kev xaus】
Cov txheej txheej sab hauv ua rau cov ntawv khob txheem tsis yooj yim rau rov ua dua; yog li ntawd, lawv yuav tsum tau muab cais ua tsis yog -cov pov tseg rov ua dua. Kev siv cov khob ntim rov qab siv tau thiab cov hnab ntim khoom yog ib txoj hauv kev tseem ceeb los txo cov pa phem thiab cov khoom siv pov tseg.