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 isitshixo samanzi ngokufanelekileyo.
Inkampani yaseJamani yinkampani yesebe yenkampani eyaziwayo e-United States kwaye igxile ekusebenzeni isinyithi esixabisekileyo semizi-mveliso kunye nokuvelisa imathiriyeli ekrwada kwimizi-mveliso. 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 ujikelezise isitshixo samanzi ngokufanelekileyo.