New Delhi OSRAM INTRODUCES AIR ZING 2020, AN AIR PURIFICATION SYSTEM THAT USES ULTRAVIOLET LIGHT. On Nov 16, 2016 Share video.1-[youtube https://www.youtube.com/watch?v=eXcDPwMwJeE&w=560&h=315] jitender pal- new delhi AN AIR PURIFICATION SYSTEM THAT USES ULTRAVIOLET LIGHT.OSRAM INTRODUCES AIR ZING 2020 Share FacebookTwitterGoogle+ReddItWhatsAppPinterestEmail