Zoyeretsedwa ndi mwala woyela, zimakhala ndi zowoneka bwino komanso zapamwamba kwambiri;
ZiliUltra-yotsika, kukana kwa chimbudzi, mvula ya asidi, mtundu watsopano komanso kuipitsa;
Mitundu yosiyanasiyana yamiyala yachilengedwe, yoperekeramitundu yosiyanasiyana ya utotondi mtundu wa nthawi yayitali;
Ndi anti-geldew ndi alkali kukana ndi zikhalidwe zabwino kwambiri, zoyenerazikwizikwiKuwala kwa anti-ultraviolet, kukana nyengo, kukana nyengo yabwino, komanso carbonate zobiriwira zobiriwira, zachilengedwe, zotetezeka komanso zopanda poizoni.
Pamwamba pa chinthu chokutidwa ndi choyera ayenera kukhala oyera oyera, oyera ndi owuma. Chinyezi chokhala ndi khoma likhale lochepera 15% ndipo pH iyenera kukhala yochepera 10.
Izi zitha kusungidwa mu mpweya wokwanira, wowuma, wozizira komanso wosindikizidwa komanso pafupifupi 12month.