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At 900 degrees F it compromises the load carrying capacity of structural steel by 50%.
If 9/11 truthers could incorporate basic information that contradicts their ideas, they wouldn't be 9/11 truthers.
You're viewing a single thread.
At 900 degrees F it compromises the load carrying capacity of structural steel by 50%.
If 9/11 truthers could incorporate basic information that contradicts their ideas, they wouldn't be 9/11 truthers.