Comment: It admittedly can't answer the key question;

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fireant's picture

It admittedly can't answer the key question;

Sulfidation.
"The FEMA report concluded that the severe corrosion and subsequent erosion of the steel columns examined were "very unusual events" and that there was "no clear explanation" for the source of the sulfur found."
Translated, even the temperatures noted in the report are not close to being able to cause sulfidation.

Undo what Wilson did