I assume they are referencing this, which claims it might be safe to directly expose people to: https://www.eurekalert.org/news-releases/477264#:~:text=Main%20P

I assume they are referencing this, which claims it might be safe to directly expose people to: https://www.eurekalert.org/news-releases/477264#:~:text=Main%20Points-,Provided%20proof%20for%20the%20first%20time%20in%20the%20world%20that,for%20human%20skin%20and%20eyes https://www.eurekalert.org/news-releases/477264#:~:text=Main.... But I'd be worried about what it does to abraded or pre damaged skin, and whatever bacteria shows up when you kill the ones on your skin with it.