Getting "forever chemicals" out of drinking water is expensive
undark.org
undark.org
It's almost like we need a threshold - if you're going to provide whatever you're providing to more than, say, a few tens or hundreds of thousands of people, you need to demonstrate that your company is insured to cover the full cost of whatever negative externalities you might cause, no matter how far in the future they might be discovered. At least then insurance companies would be incentivised to do thorough homework about the downsides and costs would be priced into the product appropriately.
That's why you should go buy bottled water. /s
This is the third one today. /s