“Forever Chemicals” in Arizona Water

‘Forever chemicals’ detected in water systems of nearly 2,800 US cities | ABC News August 10, 2021

High-pressure membranes, such as nanofiltration or reverse osmosis, have been extremely effective at removing PFAS. … Research shows that these types of membranes are typically more than 90 percent effective at removing a wide range of PFAS, including shorter chain PFAS