During the early days of the COVID pandemic, however, I had learned about a disinfecting agent called hypochlorous acid, or HOCl. My dad, a now retired otolaryngologist, had been wondering whether ...

It’s called hypochlorous acid. And in addition to all of those awesome qualities I just listed, it’s also cheap—plus you can make it at home. So why don’t we use it for, like, everything?

The bottle of chlorine bleach you bring home contains sodium hypochlorite dissolved in water, creating hypochlorous acid. The ...