4 ms·

About the steel, since you brought it up. It for sure melted, there was an iron fire that lasted months. https://web.archive.org/web/20180911150844/http://911e

• qubex 7y ago
  Every time I travel to New York, though I am not American and lost nobody in the attack, I take a morning to visit the site and mourn. The atrocity committed against the whole of humanity that day was stunning, and I still haven’t come to terms with it (personally).