On 9/11, WTC7 Collapse Was Firemen's Concern (controlled demolition debunked)

9/11 Attacks Explained Hear the Fire Chief See Evidence of WTC7 Collapse due to fire. 9/11 Motive & Media Betrayal: Tinyurl.com What motivated the 9/11 hijackers? See testimony most didn't (over a half-million views) www.youtube.com "Sit Down!" The Power to Silence the Truth about 9/11 (over 200000 views) www.youtube.com 9/11 Truth Movement Doesn't Know These Facts. Let's set it straight for the 10th Anniversary. NOT controlled demolition! WTC7 WTC 7 world trade center conspiracy theories theory killing people firehouse magazine You can pass these links on: Tinyurl.com tinyurl.com "Class 1 (fire-resistive) buildings typical of high-rise construction usually are designated as having three- or four-hour fire resistance ratings. In the past, that was taken to mean that they would never be a serious collapse threat. While this is usually the case in the completed structures, it is not a guarantee, particularly in the steel-framed high-rise that relies on some type of spray-on or membrane fireproofing to protect the steel. The 1 Meridian Plaza fire in Philadelphia proved that these can be severe dangers under the wrong set of circumstances." Firehouse.com Sept. 1998 *** ABOUT WTC7 *** SEE: www.youtube.com WTC7: "The heat from the uncontrolled fires caused steel floor beams and girders to thermally expand, leading to a chain of events that caused a key structural column to fail. The failure of this structural column then initiated a fire-induced progressive collapse of the ...



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