Below is a collection of information that is being blocked by many mainstream outlets. I have provided the links below for you to follow and form you own conclusion. Have you heard anything about it? I had not until a friend shined a spotlight on it.
This is a news report from 2014 showing how it has been used as a sanitizer in a locker room.
This was the video I first watched.
https://www.brighteon.com/cbea0547-0152-48d0-8ad8-6898a2a2a27f
Here is a video of Scientist Andreas Kalcker simply explaining what this solution is and how you can make it yourself.
https://www.brighteon.com/8bbdf94d-1473-4732-9570-f7b6f785b42a
This is a website where you can find many videos further exploring this solution.