Chifukwa cha ntchito yake yayitali, owonjezera owonjezera pamtunda wa zokutira komwe, chifukwa cha Ah Ah Rearsications, itha kuphatikizidwa mu network ya polymer poyankha ndi nthambi yoyenera. Ngati zowonjezerazo zimakhazikika kuti zigumbidwe kudzera pagulu lake, zomwe zimayambitsidwa ndi zowonjezera, zimasungidwa kwa nthawi yayitali.

Mu nthawi yambiri yolumikizirana, sl - 4749 Kuchulukitsa mphamvu ya hydrophobic ndi oleophobic, omwe amatha kusintha madzi - ndi mafuta - Zosintha. Kuphatikiza apo, zimabweretsa chitsambidwe cha dothi lochepetsedwa ndi kuchuluka kosavuta - Kuyera. Zowonjezera zimawonjezera kunyowa Chifukwa chake, tikuvomereza kuti sth - 4749 ikuwunikiridwa mu mawonekedwe osagwiritsa ntchito zowonjezera zina. Ngati zowonjezera zowonjezera zimafunikira, zowonjezera zowonjezera zitha kuwonjezedwa mu gawo lachiwiri. SL - 4749 ikhoza kugwiritsidwanso ntchito kukonza - graffiti ndi matepi amatulutsa katundu ndi madokotala.