Marc Powell
Active Member
Conspiracy theorists claim that Federal Emergency Management Agency (FEMA) scientists reported finding evidence of melted structural steel in the World Trade Center rubble. Since temperatures reached in open hydrocarbon fires are not high enough to melt steel, it is suggested that an exotic incendiary such as "nanothermite" must have been at play. At the 25:20 mark in the 2014 David Hooper film, The Anatomy of a Great Deception (viewable in its entirety on YouTube at youtube.com/watch?v=l0Q5eZhCPuc ), a video clip featuring Technical Director, Richard Gage, is presented wherein Gage has this to say about the WTC rubble piles:
The FEMA documentation that Gage was referring to is Appendix C of their World Trade Center Building Performance Study. It reports on two pieces of severely eroded structural steel found in the rubble piles... one from WTC 7 and the other from either WTC 1 or WTC 2. Despite Gage's inference that this was a wide-spread phenomenon, these were the only specimens found that had the peculiar pattern of erosion. The damage to the steel was caused by the presence of sulfur that allowed for the formation of a lower-melting-point eutectic mixture as the steel stewed for weeks in the burning rubble piles. The source of the sulfur is not known, but could have been any number of common building materials. And while Gage makes reference to FEMA Appendix C to back up his contention that the melting of steel at 3,000 degrees F was documented, he conveniently ignores the parts where FEMA reported the actual maximum temperatures attained by the steel specimens. Following is what it said in Section C.3 about the steel specimen from Building 7:
For the steel specimen from WTC 1 or WTC 2 the FEMA report said this in Section C.4:
So then, the maximum temperature attained by either steel specimen was 1,800 degrees F. That's pretty damned hot but still about 1,000 degrees cooler than required for outright melting of steel and several thousand degrees cooler than the temperature of burning thermite. What FEMA scientists observed and reported on in their Appendix C had no bearing on the collapse of the buildings and that's why NIST made no mention of it in its building performance investigations. One would expect that patriotic truth seekers such as David Hooper and Richard Gage would have actually read and understood the report they use to back their claims.
And what we find down there is pools of molten iron... what does that mean?... several tons... exactly, what is that doing there? First responders see it. The structural engineers see it. It's documented by FEMA, the melting of steel. Normal office fires is what is supposed to have brought these buildings down along with jet plane impacts. The jet fuel and office fires don't produce molten iron or molten steel. It doesn't begin to melt until 3,000 degrees.
The FEMA documentation that Gage was referring to is Appendix C of their World Trade Center Building Performance Study. It reports on two pieces of severely eroded structural steel found in the rubble piles... one from WTC 7 and the other from either WTC 1 or WTC 2. Despite Gage's inference that this was a wide-spread phenomenon, these were the only specimens found that had the peculiar pattern of erosion. The damage to the steel was caused by the presence of sulfur that allowed for the formation of a lower-melting-point eutectic mixture as the steel stewed for weeks in the burning rubble piles. The source of the sulfur is not known, but could have been any number of common building materials. And while Gage makes reference to FEMA Appendix C to back up his contention that the melting of steel at 3,000 degrees F was documented, he conveniently ignores the parts where FEMA reported the actual maximum temperatures attained by the steel specimens. Following is what it said in Section C.3 about the steel specimen from Building 7:
Heating of the steel into a hot corrosive environment approaching 1,000 °C (1,800 °F) results in the formation of a eutectic mixture of iron, oxygen, and sulfur that liquefied the steel.
For the steel specimen from WTC 1 or WTC 2 the FEMA report said this in Section C.4:
Temperatures in this region of the steel were likely to be in the range of 700–800 °C (1,290–1,470 °F).
So then, the maximum temperature attained by either steel specimen was 1,800 degrees F. That's pretty damned hot but still about 1,000 degrees cooler than required for outright melting of steel and several thousand degrees cooler than the temperature of burning thermite. What FEMA scientists observed and reported on in their Appendix C had no bearing on the collapse of the buildings and that's why NIST made no mention of it in its building performance investigations. One would expect that patriotic truth seekers such as David Hooper and Richard Gage would have actually read and understood the report they use to back their claims.
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