PVA 1788 hauv Cov Khoom Pleev - Nce Qib Cov Khoom.

PVA 1788 tsis yog koj cov khoom pleev ntsej muag ib txwm thiab feem ntau nce siab tshaj lwm tus. Nws cov khoom biodegradable ua kom haum nrog cov qauv tam sim no ntawm cov neeg siv khoom uas xav tau cov khoom muaj kev ruaj ntseg. Siv PVA 1788 tsis tsuas yog txhim kho lub npe ruaj ntseg ntawm lub hom, tab sis kuj ua raws li cov requirments ntawm kev cai lij choj. Qhov no txhawb nqa cov neeg siv khoom uas txhawj xeeb txog ib puag ncig thiab ntxiv txhim kho ib puag ncig.

Qhov ntau ntawm PVA 1788 hauv cov khoom tsim ntawm cov khoom pleev thiab PVA formulations nce qhov muaj peev xwm los muab cov txiaj ntsig. Nws cov peev xwm tshwj xeeb los tsim cov yeeb yaj kiab nce qhov zoo li cas thiab ntev npaum li cas ib qho khoom siv, nws txhais tau tias cov neeg siv yuav pom tias nws yooj yim dua los siv cov khoom uas muaj txiaj ntsig thiab muab lawv qhov kev zoo siab lawv xav tau. Yog li ntawd, cov neeg siv khoom yuav muaj kev txaus siab ntau dua thiab muaj kev ntseeg siab rau lub hom, uas yog qhov tsim nyog rau kev lag luam kom vam meej hauv ib qho chaw ua si hnyav.

Raws li ib qho chaw faib khoom tseem ceeb, lub tuam txhab ua kom paub tseeb tias PVA 1788 yog nyob hauv tes ntawm cov neeg siv khoom thoob plaws ntiaj teb. Txij li peb muaj cov kev txuas ruaj khov nrog cov chaw tsim khoom muaj npe, qhov zoo thiab kev muab tau yog qhov tsis hloov pauv. Peb cov neeg ua haujlwm tshwj xeeb tau cog lus los muab cov kev xaiv, pab cov neeg siv khoom xaiv cov khoom PVA uas yuav ua tau raws li lawv cov nhuav thiab cov neeg siv khoom uas lawv xav tau.