Chifukwa cha mphamvu zochepa zapamtunda, polarity yaying'ono komanso hydrophobicity yamphamvu ya silikoni yokhala ndi thovu, zomatira zimakhala zovuta kumamatira, zomwe zimapangitsa kuti zikhale zovuta kuti guluuyo apange chomangira chogwira ntchito pamwamba pake.
Njira yothetsera vutoli nthawi zambiri imagwiritsa ntchito njira zochizira pamwamba, zomwe ndi,choyamba ikani zomatira (zomatira kumbuyo) pamwamba pa thovu la silikoni, kenaka mangani ndi matepi aŵiri-a m'mbali monga 3M 9731 ndi 9448A.