Ko te Hydroxypropyl Methylcellulose (HPMC) he matū cellulose nui e whakamahia whānuitia ana i roto i ngā matū hanga, tae atu ki ngā piripiri taera, te moata ranunga maroke, te putty pakitara, me ngā hua sima. Mō ngā kaihanga me ngā kaituku, te mahi tahi me te wheketere HPMC kotahi-mutu e whakarato ana i tētahi otinga whānui, mai i te whakaputanga ki te tautoko hangarau, e whakarite ana i te kounga pumau me te tuku pono.