galasi yankho la wayfinding totem
Umboni wa Vandal
Zosagwira zikande
Kukula kwakukulu
Kuyeretsa kosavuta komanso oleophobic
galasi njira kwa vending makina
Anti chule
Kugwiritsa ntchito mphamvu zamagetsi
galasi yankho kwa zizindikiro digito
UV kukana
Kuwongolera kolingalira
Umboni wanyengo
Thermally ndi mankhwala khola