> filter their water what kind of filtering? | Hacker News

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		andrekandre on Jan 14, 2021 \| parent \| context \| favorite \| on: Testosterone levels show steady decrease among you... > filter their water what kind of filtering?

sebmellen on Jan 14, 2021 [–]

Reverse osmosis and carbon filtration: https://en.m.wikipedia.org/wiki/Reverse_osmosis#Drinking_wat...

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