How building design changed after 9/11 - 6 views
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When exposed to the high temperatures created by burning airplane fuel, steel columns in both towers lost strength, putting too much load on other structural supports.
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dawnprovost on 22 Jan 18Proof for claim the the building's structure could not actually maintain its integrity.
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When exposed to the high temperatures created by burning airplane fuel, steel columns in both towers lost strength, putting too much load on other structural supports.
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Center towers lost strength rapidly when the fire reached 400 degrees Fahrenheit. Concrete heated to that temperature, though, doesn’t undergo significant physical or chemical changes; it maintains most of its mechanical properties. In other words, concrete is virtually fireproof.
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Supports other article that explains the difference between temperature and heat.
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MLA Citation: In-text Citation: Summary: Evaluation: Reflection:
