it was project with napa lawyer and chinese cities wanting lasers, also israel and uae all wanted the laser only china got it , back during bush administration, 2007 etc and before, and they sai dthey used optics and a excimere laser to pump dirty waste water of any type through alser to partticluize anything plasma boom maybe even radioactive particles get atomized honestly , probly helps.

An excimer laser, sometimes more correctly called an exciplex laser, is a form of ultraviolet laser which is commonly used in the production of microelectronic devices, semiconductor based integrated circuits or "chips", eye surgery, and micromachining.

Excimer laser - Wikipedia

https://en.wikipedia.org/wiki/Excimer_laser