3 ms·
> people who lived during those time periods This is what the article claims in the first paragraph. How such a claim is secondary is beyond me.
by the-dude 5y ago
> people who lived during those time periods
This is what the article claims in the first paragraph. How such a claim is secondary is beyond me.
- dTal 5y agoWhat's "secondary" is precisely how the lead migrates. The study shows simply that it does so, reliably.