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originally posted by: MoonMine
a reply to: neutronflux
Should we believe people who were actually in the buildings before they collapsed?
Of course we should. Everything else is just distraction.
Remember that.
originally posted by: neutronflux
a reply to: turbonium1
You
But the only issue to clarify, first of all, is to prove that such a collapse, from only random fire/damage, is impossible. It cannot happen, in any way.
Really. So. There has never been a high rise fire related collapse since the WTC?
I think you just posted a blatant falsehood. Shame on you.
But the only issue to clarify, first of all, is to prove that such a collapse, from only random fire/damage, is impossible. It cannot happen, in any way
The Plasco Building (Persian: ساختمان پلاسکو, romanized: Sâxtmâň-e Plaskô) was a 17-story high-rise landmark building in Tehran, the capital city of Iran. At the time of its construction in the 1960s it was the tallest building in Iran[1] and was considered an iconic part of the Tehran skyline.[2] The building collapsed on 19 January 2017 during a high-rise fire.[3]
en.m.wikipedia.org...
Massive high-rise fire causes building to collapse in Brazil, at least 1 dead
By Karma Allen,Aicha El Hammar Castano
May 1, 2018, 5:26 PM ET
abcnews.go.com...
A massive fire engulfed two high-rise structures in Sao Paulo, Brazil, on Tuesday, causing one of the buildings to collapse.
Video posted on social media early Tuesday showed a 24-story building crumbling to the ground as flames raced toward the top floor, killing at least one person.
THE FIRE AT THE TORRE WINDSOR OFFICE BUILDING, MADRID 2005
www.structural-safety.org...
Consequential damage
In the absence of any protection the mullions weakened in the heat. A sufficient number lost their required load capacity causing sections of the building above the upper strong floor at level 17 to collapse. It is likely that only the presence of this floor prevented total progressive collapse. At lower levels none of the fire protected mullions failed. The mullions distorted at the 9th level (yet to receive their protection), but there was sufficient load sharing amongst the remainder-above and below this level- to prevent collapse of the floors. Notwithstanding the failure of the mullions, the reinforced concrete structure also suffered serious damage as a consequence of the temperature attained.
Shame on you for claiming such blatant falsehoods in the first place!
Your claim is so ridiculous, on any level, to keep spewing it, is truly shameful, and repugnant.
C4 does not set off in normal office fires. It takes blasting caps.
Regular thermite and thermate need something that burns at 3000 degrees Fahrenheit like a burning magnesium strip to set off.
Can you post how nano thermite is set off.
How do you think an overly complicated mechanism is going to carry out its job after being hit by debris and exposed to fires and sooting.
It only removed about 15 percent of the material needed to sever the column 100 percent.
How many “simple” questions have I asked that your dumb and mute on? You can start with these unanswered questions/points. Moot point because there is zero evidence of detonations or thermite to prompt an investigation. Unless....
The falling mass broke floor connections.
However comma. You do understand thermite cuts relativity slowly. And is used to weld metals too. If you do a vertical cut under load with no kicker charge to misaligned the vertical columns.
Backyard experiment, you're the one applying this apparatus fixation to a real target.
I see three-quarters cut through, you see 15 percent.
The cut core below was pulling those perimeter walls inward, floor trusses sagging will not newton that force. So NIST created more to match the force.
This is where NIST investigation stops and claims "collapse inevitable".
Nothing after this point has ever been investigated, only what was witnessed.
Interestingly, you agree that the core downward movement would seem to be the likely culprit for the observed inward bowing, by every truss attached to that core pulling downwards and inwards
Collapse initiation
After the planes struck the buildings, but before the buildings collapsed, the cores of both towers consisted of three distinct sections. Above and below the impact floors, the cores consisted of what were essentially two rigid boxes; the steel in these sections was undamaged and had undergone no significant heating. The section between them, however, had sustained significant damage and, though they were not hot enough to melt it, the fires were weakening the structural steel.
As a result, the core columns were slowly being crushed, sustaining plastic and creep deformation from the weight of floors above. As the top section tried to move downward, however, the hat truss redistributed the load to the perimeter columns. Meanwhile, the perimeter columns and floors were also being weakened by the heat of the fires, and as the floors began to sag they pulled the exterior walls inwards. "The ensuing loss in vertical load-carrying capacity was confined to a few storeys but extended over the entire cross section of each tower."[23] In the case of 2 WTC, the eastern face finally buckled, transferring its loads back to the failing core through the hat truss and initiating the collapse. Later, the south wall of 1 WTC buckled in the same way, and with similar consequences.[24]
en.m.wikipedia.org...
There is no evidence or witnessed movement the core dropped to cause the inward bowing that initiated buckling leading to collapse.
Antenna movement downwards (WTC 1) prior to collapse, directly coupled to the core via hat truss connection contradicts. The entire core dropped before.
9/11: WTC-1 antenna tilting
m.youtube.com...
originally posted by: turbonium1
originally posted by: neutronflux
a reply to: turbonium1
You
But the only issue to clarify, first of all, is to prove that such a collapse, from only random fire/damage, is impossible. It cannot happen, in any way.
Really. So. There has never been a high rise fire related collapse since the WTC?
I think you just posted a blatant falsehood. Shame on you.
Shame on you for claiming such blatant falsehoods in the first place!
Your claim is so ridiculous, on any level, to keep spewing it, is truly shameful, and repugnant.
Look at how buildings collapse in a controlled demolition, where the entire structural support is removed, in precise sequence. THAT is the only way such a collapse is possible, which is why they have to plant explosives in buildings at the supports, and set them off in a precise, exact sequence.
These buildings do not actually collapse at all, they are demolished, in precise sequence. No building collapses through intact support structures, which are holding the building up, in the first place.
You'll never prove your claim, by real physical demonstration of it, because cartoon physics doesn't work in the real world.
When actual failures occur, from fire/structural damage, they can all be demonstrated, WITHOUT the actual structures involved, or required, because everything works, or does not work, the very same way.
Why don't you try to build a model, to demonstrate the physics involved in it, and see what happens? Make a structure of any type, of any materials, of any size, that supports itself, and then, remove parts of the structure, at any points you choose....see if it collapses down, directly through its remaining intact structural supports.
You won't, all you have is worthless babble, and cartoon physics.
originally posted by: neutronflux
a reply to: Hulseyreport
What does that have to do with no evidence of hundreds of cutting charges and kicker charges?
Hundreds of detonations that should like the above multiplied hundreds of times?
The exterior columns in question where right at the windows. Is that false. With no evidence hundreds of charges were installed on columns where rental space was a premium? As in an intrusion into the rented spaces taking up real estate would be noticed.
It is proof the freefall was provoked by controlled demolition not buckling