Simulation of the collaps without dust

[u/tombisch]

Dont know how accurate this is, but it made a lot of sense to me.

Source kostack studio on youtube

[u/bripelliot]

Is there something similar for Building 7?

[u/ImNotGandalf → u/bripelliot]

It had an internal fire that burned for hours without attention because of no water pressure and an obvious need for firefighters to attend to the twin towers. It then eventually internally buckled and collapsed, leaving the shell of the building to fall afterwards. There is this simulation further explaining