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concrete

  1. 1337m4n

    Someone make a conspiracy theory out of this...

    Kung-fu warrior creates "dustified/pulverized concrete" with bare hands: link
  2. Gravy

    Almost-Invisicrete!

    http://optics.org/articles/news/10/3/10/1
  3. Horatius

    Density of concrete dust at WTC - A Question

    We've all seen the myriad assertions by people like our friend BS5678, that the concrete in the WTC towers was "pulverized" or "disintegrated". BS has on occassion mentioned that 99% of the concrete was pulverized. I've been thinking for a while now that some simple calculations might put the...
  4. K

    How much concrete would be pulverized?

    Truthseeker. Ok, the WTCs collapse, how much of the concrete would be ground into dust without explosives? Please show your work.
  5. J

    Cool Concrete

    http://www.space.com/businesstechnology/technology/space_concrete_010601.html
  6. P

    God helps man break concrete over his noggin

    http://www.newsnet5.com/news/2299126/detail.html

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