Last I looked into this, it seems there's products out there now that offer "nan... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

		CBLT on July 6, 2023 \| parent \| context \| favorite \| on: USGS estimates at least 45% of U.S. tap water cont... Last I looked into this, it seems there's products out there now that offer "nanofiltration" which has more permeable membranes than RO filters so the minerals can pass through but the more complicated molecules like PFAS cannot.

hammock on July 7, 2023 [–]

Nanofiltration is going to leave in things like lead, etc which makes sense when you think about how it's leaving in other ions like salts etc.

In fact it will leave in not only metal ions, but pesticides and antibiotics too.

More info here https://aquaclearllc.com/technical-info/reverse-osmosis-vs-n....

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact