New type of ultraviolet light makes indoor air as safe as outdoors
> About a decade ago, Columbia University scientists proposed that a different type of UVC light, known as far-UVC light, would be just as efficient at destroying bacteria and viruses but without the safety concerns of conventional germicidal UVC.Why does everyone keep calling this "new"? I've seen it published in articles seemingly everywhere within the past few days. It's not a new technology;
Boeing was prototyping this in their fleet several years ago[1].[1] https://www.cbsnews.com/news/boeings-self-cleaning-lavatory-...