Selirulose ya Methyl Hydroxyethyl (MHEC) ni eteri ya cellulose idafite ionic ikoreshwa cyane mu bikoresho by'ubwubatsi, cyane cyane mu bikoresho bishingiye kuri sima. Imwe mu nshingano zayo z'ingenzi mu bikorwa bishingiye kuri sima ni ukudindiza uburyo bwo guhumeka amazi muri sima. Gusobanukirwa uburyo MHEC igera kuri iyi ngaruka ni ingenzi mu kunoza imikorere y'ibikoresho bishingiye kuri sima mu mishinga y'ubwubatsi.