Kwiinyanga ezimbalwa ezidlulileyo, inkampani yaseJamani yongeze inkqubo yokunyanga ye-UV ye-UV apho isixhobo sokunyanga se-UV sifuneka kwinkqubo yokunyanga. Njengoko sisazi, isixhobo sokunyanga se-UV LED siya kuvelisa ubushushu ngexesha lokusebenza, ngoko ke kufuneka sipholiswe ngumoya opholileyo ophinda ujikeleze isitolilisi samanzi ngokufanelekileyo.