The Light Bulb
View The Light Bulb
Presenter: Bill Hammack
Published: December 2010
Age: 11-14 and upwards
Views: 5951 views
Tags: Edison
Type: Lectures
Source/institution: University of Illinois
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Bill reads from his book of fairy tales. He tells the story of the engineering of a light bulb, focusing on the materials breakthrough needed to make the filament.