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How the light bulb filament is produced?
posted March 2 2011 22:01.15 by Giorgos Lazaridis

Did you miss Bill Hammack, the engineer guy? He is back, with the third series of those amazing videos. In this new one, Bill takes apart an incandescent to show how the tungsten filament is made. The manufacturing of this coil-in-coil filament with such a stiff material is an amazing process, and bill explains it shortly.

[Link: engineerguyvideo]
Tags: theory/tutorial   history   part review   chemistry   

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