Cov lag luam tshuaj pleev ntsej muag siv Polyvinyl Alcohol (PVA) rau nws cov yam ntxwv ntau. Nws cov yam ntxwv tshwj xeeb xws li kev tsim cov yeeb, kev daws teeb meem zoo thiab kev ruaj khov tau ua rau nws qhov kev koom nrog hauv ntau hom tshuaj pleev ntsej muag yog qhov tseem ceeb heev thiab qhov no suav nrog cov cream, lotions thiab txawm tias cov khoom rau plaub hau thiab tawv nqaij. PVA pab hauv kev tsim cov khoom muaj txiaj ntsig los ntawm kev txhim kho cov qauv, viscosity thiab kev faib, uas ua rau nws yooj yim rau kev thov. Txij li nws yog biodegradable, nws haum zoo rau qhov kev thov nce ntxiv rau cov tshuaj pleev ntsej muag sustainable thiab yog li ntawd haum rau cov hom uas yog eco-friendly. Kev koom nrog cov khoom PVA no rau hauv koj cov khoom yuav txhim kho qhov zoo ntawm cov khoom thiab ua rau koj tuaj yeem txais ntau tus neeg yuav khoom.