Polyvinyl Alcohol (PVA) yog ib qho polymer tsim los ntawm tib neeg uas muaj ntau hom kev siv vim nws muaj peev xwm kom paub ntau yam haujlwm. Nws qhov peev xwm tsim cov yeeb yaj kiab yog tshwj xeeb uas ua rau PVA nrov hauv cov lag luam xws li textiles, adhesives, thiab coatings. Yog li, PVA yog ntau dua qhov dej tsis kam thiab muaj kev ruaj ntseg hauv tshuaj, tsis hais txog qhov yooj yim tswj. Nws cov khoom hloov kho, nrog rau cov yam ntxwv zoo rau ib puag ncig, tso cai rau PVA kom dhau los ua ib qho ntawm cov Kev Xaiv Zoo tshaj plaws rau cov chaw tsim khoom uas xav tau ib qho khoom siv zoo thiab ruaj khov. Ua kom muaj kev sib piv ntawm PVA thiab Gelatin yog qhov tseem ceeb hauv kev xaiv qhov tseeb uas yuav haum rau koj cov kev xav tau hauv kev tsim khoom.