Strength...A powerful word, but what does it mean? How is it measured? Why are some things simply stronger than others? How strong is a rope, a tractor, a diamond, a tugboat or even plastic? From Spectra fibre to Lexan learn where, how and why strength matters to us every day.
The History Channel
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Category: History
Format: DVD (Documentary)
Publisher: The History Channel
Date Published: Aug 25, 2009
Language: English
ISBN: 733961163674
SKU: LT-2642
Dimensions: 5.50 x 7.50 x 0.50 (in)
Weight: 3.00 oz