Birdwatch Note Rating
2024-04-23 21:51:55 UTC - HELPFUL
Rated by Participant: 0C6A59C7285B77DE6EDD557D5CE02A4E87D00AE7B93AE35C6104D5F86A64AFFA
Participant Details
Original Note:
The highlighted ejecta on levels far below the collapsing levels is due to elevators with motors and cables destroyed, dropping to the base of shafts terminating on intermediate floors. The piston effect in these shafts created high-pressure jets of dust and debris: https://theconversation.com/how-the-terrifying-evacuations-from-the-twin-towers-on-9-11-helped-make-todays-skyscrapers-safer-167698
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