1920s New Jersey. Factory women paint watch dials with radium-laced paint.

Company tells them: "Lick the brush—it's safe ✨"

Teeth fall out. Jaws disintegrate. Glowing skeletons haunt hospital X-rays.

One woman's 6-year lawsuit vs U.S. Steel changes labor law forever.

HistMuse: When corporate greed made glow-in-the-dark a death sentence.