E afaina le hydroxyethylcellulose? Hydroxyethylcellulose (HEC) o se polymer synthetic e maua mai le cellulose, o se polysaccharide masani e maua i laau. O le HEC o se mea e le oona, e le faʻafefe, ma e le faʻafefeteina e faʻaaogaina i le tele o oloa, e aofia ai mea teuteu, vailaʻau, ma f...
Faitau atili