Birdwatch Note Rating
2023-07-19 13:06:48 UTC - HELPFUL
Rated by Participant: 48E6138F2F165AF9B751C625BD5E82C7F0EA6A8DCE59E5F1F8649E93770EFB3F
Participant Details
Original Note:
Steel structure doesn’t need to reach melting temperature to fail. The crash and resulting fire weakened the floors and columns with dislodged fireproofing to the point where floors sagged and pulled inward on the perimeter columns. https://www.nist.gov/world-trade-center-investigation/study-faqs/wtc-towers-investigation
All Note Details