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A mix of sprinkling system water and melted aluminium from aircraft hulls likely triggered the explosions that felled New York's Twin Towers on September 11, 2001, a materials expert has told a technology conference...
Originally posted by Atzil321
There is already a thread here, The science behind the theory is actually pretty solid.
edit on 22-9-2011 by Atzil321 because: (no reason given)