Tellurium - 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 tellurium, an element used more often in laser optics than any other in the chemical industry.
As the professor showed us, how was tellurium used in laser optics?
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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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