4 ms·
There are steel wires inside the concrete that holds the structure, and when they are about to break, they start to crackle ("ping"). https://youtu.be/RMZW1SX_
by rvnx 2y ago
There are steel wires inside the concrete that holds the structure, and when they are about to break, they start to crackle ("ping").
https://youtu.be/RMZW1SX_rbk?t=48 https://youtu.be/RMZW1SX_rbk?t=48
- mhb 2y agoUh, how about a spoiler alert? Linking to the end ruined the first 75 seconds for me.