Kinda close… women painted lume on clock dials and arms. They were told the luminous radium paint was safe and they used their lips to put a point on the paintbrushes they were using. The same companies that told them it was safe pushed the dentists and doctors seeing the effects attribute it to STDs. https://en.wikipedia.org/wiki/Radium_Girls has a really good summary.
Kinda close… women painted lume on clock dials and arms. They were told the luminous radium paint was safe and they used their lips to put a point on the paintbrushes they were using. The same companies that told them it was safe pushed the dentists and doctors seeing the effects attribute it to STDs. https://en.wikipedia.org/wiki/Radium_Girls has a really good summary.