[pfdietz]

> a buckling mode, which is inherently unstable. As soon as it goes, it goes all at once.

Example of implosion of a railroad tank car:

https://www.youtube.com/watch?v=Zz95_VvTxZM

[jacquesm]

Holy crap. The speed is so high you can't even catch the intermediary phases on that video. And the casual distortion of the carrying frame is such that the rear wheels of the car no longer contact the rails.

[Scoundreller]

Or this: https://www.youtube.com/watch?v=0N17tEW_WEU

[jcims]

You beat me to it. It’s wild seeing big heavy things move that fast.