In the early 1920s, painters at a watch dial factory in New Jersey started to get sick. No one could tell them why. Kate Moore's book is called The Radium Girls: The Dark Story of America's Shining Women. Say hello on Twitter, Facebook and Instagram. Sign up for our occasional newsletter, The Accomplice. Follow the show and review us on Apple Podcasts: iTunes.com/CriminalShow. Sign up for Criminal Plus to get behind-the-scenes bonus episodes of Criminal, ad-free listening of all of our shows, members-only merch, and more. Learn more and sign up here. Listen back through our archives at youtube.com/criminalpodcast. We also make This is Love and Phoebe Reads a Mystery. Artwork by Julienne Alexander. Check out our online shop. Episode transcripts are posted on our website. Learn more about your ad choices. Visit podcastchoices.com/adchoices