Birdwatch Archive

Birdwatch Note Rating

2023-07-19 13:54:54 UTC - HELPFUL

Rated by Participant: F374917AADDE79D1FB501E49E93C2008D068AAA70913FA9E2E47DCAD77453D00
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

Original Tweet

All Information

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  • version - 2
  • agree - 0
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  • helpfulnessLevel - HELPFUL
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  • ratingsId - 1681205761915879425F374917AADDE79D1FB501E49E93C2008D068AAA70913FA9E2E47DCAD77453D00