Izibulali-ntsholongwane zomoya ze-UV zihlala zisebenzisa isibane se-UV-C, esikhupha imitha yobude obufutshane be-ultraviolet ekwaziyo ukutshabalalisa imathiriyeli yemfuza ye-microorganisms, ibenze bangakwazi ukuvelisa kwakhona kwaye kubangele usulelo okanye ezinye iingxaki.