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drusni
really too cool not to share
May 13, 2009 22:55
building geekery, from my alma mater no less:
UM professor creates bendable, self-healing concrete
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a2macgeek
May 14 2009, 19:15:32 UTC
Wow!
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javenallese
May 15 2009, 04:04:52 UTC
That is amazing and cool!
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