There’s also new rules going in effect 2025 to require them to be removed from tap water if present, using a different process called ion exchange. The method described in the article is a way of destroying them once they’re removed, so a way to treat high pfa level waste basically.
They do leave the body over time, but the half life is very long, like 3-10 years depending on the specific one.
Blood levels of many of them have fallen a lot since the year 2000ish as some were phased out, though of course there’s dangers of more being made.
https://www.atsdr.cdc.gov/pfas/health-effects/us-population.html
There’s also new rules going in effect 2025 to require them to be removed from tap water if present, using a different process called ion exchange. The method described in the article is a way of destroying them once they’re removed, so a way to treat high pfa level waste basically.
https://www.atsdr.cdc.gov/pfas/health-effects/us-population.html
Horrible how multiple companies like 3M and Dupont were covering up their dangers for years. $10 billion doesn’t seem like nearly enough in damages.
https://time.com/6289893/3m-forever-chemical-pfas-settlement/
Especially when the costs of keeping it out of affected drinking water systems alone is expected to be $1.5 billion, per year.
https://www.npr.org/sections/health-shots/2024/04/10/1243775736/epa-pfas-forever-chemicals-drinking-water-limits