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Hayseed52

tensil strength

a given weight of spider silk is five times as strong as the same weight of steel.)

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Uploaded on September 22, 2016
Taken on September 13, 2016

tensil strength

a given weight of spider silk is five times as strong as the same weight of steel.)

344 views
7 faves
0 comments
Uploaded on September 22, 2016
Taken on September 13, 2016
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