this post was submitted on 01 Mar 2025
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This is the study cited by an article on the subject: https://www.pnas.org/doi/10.1073/pnas.2118631119
This was the article I found about it: https://today.duke.edu/2022/03/lead-exposure-last-century-shrunk-iq-scores-half-americans
A few years back we heard a lot about lead in / around Flint, MI. But that isn't the only, nor perhaps the worst place. smh. Point of use filtration is key. A second key point is to work to remove the heavy metals one already has accumulated.