Off Topic — HabitableZone

Off Topic » in reply to We can't live in fear or the terrorist win.

NOVA had program on re-building tower

NOVA had a good show on how the towers fell, the new thinking was the outside curtain wall failed when the inner supports for the floors sagged and pulled the outside walls over 5 ft inward, snapping them. Also, the central core should have been thicker, not just drywall.

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