Cov khoom siv biodegradable
Raws li ib qho ntawm feem kev tshaj lij biodegradable cov tuam ntxhab thiab cov muag khoom nyob rau hauv Suav teb, peb tau tshwj xeeb los ntawm cov khoom zoo thiab cov kev pabcuam zoo. Yog tias koj mus yuav cov khoom siv biodegradable ntawm tus nqi qis, txais tos kom tau txais cov qauv dawb los ntawm peb lub Hoobkas.