melted concrete

9-11: Display of Police Guns Found with Melted Concrete in the Ruins of the WTC

Original article at: http://www.whatreallyhappened.com/IMAGES/9-11guns/index.html

These guns are on display at the New York Police Museum. Concrete melts at 3000 degrees fahrenheit, proving that temperatures inside the collapsed World Trade Center had to be at least that high.

http://www.whatreallyhappened.com/IMAGES/9-11guns/index.html