Today Explained is back with Barbra Moran from WBUR and I asked her an obvious question. Why not just replace these dang forever chemicals with something less toxic? Okay so well this is part of the problem right? The companies that make it they're like okay we'll take out this bad stuff but then they put in some other stuff. It's not really regulated. We're worried are they just putting in another bad thing. That's the problem it's all too fun. A. Finding a way to actually destroy this stuff when we're done with it. B. Helping people limit their exposure to it. Getting out of people's drinking water.