3 ms·
There is a great recent episode of Radiolab that discusses how pervasive lead is in the environment. tl;dr the background level is so high that calibrated measu
by ewhanley 5y ago
There is a great recent episode of Radiolab that discusses how pervasive lead is in the environment. tl;dr the background level is so high that calibrated measurement of specific samples is challenging.
https://www.wnycstudios.org/podcasts/radiolab/articles/heavy-metal https://www.wnycstudios.org/podcasts/radiolab/articles/heavy...
- leoc 5y agoThis MentalFloss article (via https://news.ycombinator.com/user?id=heymijo https://news.ycombinator.com/user?id=heymijo ) is good: https://www.mentalfloss.com/article/94569/clair-patterson-scientist-who-determined-age-earth-and-then-saved-it https://www.mentalfloss.com/article/94569/clair-patterson-sc...