Irangi rishingiye kumazi / gutwikira bihabwa umwanya wa mbere hamwe na colofoni, cyangwa amavuta, cyangwa emulsiyo, ongeramo abafasha bamwe bahuye, hamwe na elegitoronike yamazi cyangwa amazi bigizwe hanyuma bigahinduka amazi meza.Irangi rishingiye kumazi cyangwa ibifuniko bifite imikorere myiza nabyo bifite imikorere myiza yo gukora, imbaraga zo gupfuka neza, gufatira hamwe kwa firime, gufata neza amazi nibindi biranga;Cellulose ether nigikoresho kibisi gikwiye gutanga iyi mitungo.