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Radium - Periodic Table of Videos

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The team at periodicvideos has created a TED-Ed Lesson for every element of the periodic table. This one is about radium, a famous (and dangerous) element.

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For all the basics about radium, check out the Visual Elements Periodic Table.
For amazing photos and facts about radium, check out The Elements by Theodore Gray.

The case of the “radium girls” became infamous in the United States during the first half of the 20th century. Several young women who were employed by a watch factory were believed to be poisoned as a result of painting watch dials with glow-in-the-dark radium paint.
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Where can you find luminous paint around you today?
10/24/2013 • 
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