Cobalt - 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 cobalt. Take this lesson to learn about its role in color televisions.
Cobalt pigments have been detected in Egyptian sculptures and Persian jewelry since the third millennium BC, in the ruins of Pompeii (destroyed in 79 AD) and in ancient China.
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TED-Ed Best of Web are exceptional, user-created lessons that are carefully selected by volunteer teachers and TED-Ed staff.
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- Video created by Periodic Videos
- Lesson Plan created by Periodic Videos
