Tam sim no, cov kev txwv ntawm cov yas tau nruj. Tam sim no ntau tus neeg siv khoom xav tau xaj cov hnab yas biodegradable, tab sis lawv tsis paub ntau txog cov hnab yas biodegradable. Kuv tsis paub tias lub hnab yas biodegradable tuaj yeem nyob ib leeg lossis tuaj yeem ua ke nrog lwm cov ntaub ntawv. Kev sib xyaw ua ke, txawm tias nws tuaj yeem ua tau raws li qhov xav tau ntawm cov khoom ntim khoom, thiab nws tseem nyuaj rau nrhiav cov khoom lag luam zoo. Hauv kev teb rau cov teeb meem no, 14-xyoo kev hloov pauv tau yooj yim ntim Hoobkas Yuli Ntim yuav qhia koj tias kraft ntawv/PLA yog ib qho kev sib xyaw ua ke ntawm cov hnab ntim tau sib xyaw ua ke tau. Txij li ntawv kraft tuaj yeem ua kom puas tag nrho, PLA kuj tseem tuaj yeem ua kom puas tag nrho, yog li qhov sib xyaw ua ke Lub hnab ntim khoom tsis yog tsuas yog ib puag ncig zoo, tab sis kuj tseem tuaj yeem ua tiav qhov kev ntxhib los mos ntawm lub hnab ntawv kraft ib txwm, ua rau lub hnab yas biodegradable ncaj dua, thiab koj tseem tuaj yeem tsim cov qauv ntim uas koj xav tau raws li cov neeg siv khoom xav tau. Cov duab hauv qab no qhia kev sib xyaw ntawm kraft ntawv tsim los ntawm IPAK Ntim thiab PLA. Degraded export hnab rau koj siv:
