I think the key is using argon bubbles as a method of nucleation for the PFAS as well as an efficient medium for the plasma to be carried to the chemical. I’d imagine it would function like a neon light with water and a bubbler in it.
Making something like this likely wouldn’t have been high on the list of first things to try, especially when applying it to an entire world of contaminated water.
For real.
It looks like the actual number of candidates were 958 and only 15% of that number were reserved for testing, the rest were used in AI training data. So in reality only 144 people were tested with the AI and there’s no information from the article on how many people were formally diagnosed of this subset.