HPMC, poʻo le Hydroxypropyl Methylcellulose, o se mea taua tele i le faʻaogaina o le putty puipui. I se faʻamatalaga manino, e taua le faʻapipiʻiina o itu eseese, e aofia ai lona vailaʻau vailaʻau, matafaioi i puipui puipui, faʻamanuiaga, faʻaoga, ma iloiloga mo le faʻaaogaina. 1. Fa'amea Kemisi...
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