Just gonna leave this here in case anyone in say, the Atlanta area for example, finds it interesting.
@MnemosyneSinger @jenniferplusplus if someone is looking for a test https://youtu.be/8fs32WbEeM4?si=Nc1ulhXtoO9TDkNu
@MnemosyneSinger
It looks like salt and freezing also negatively effect concrete
https://www.converge.io/blog/blog-what-happens-if-concrete-freezes
I read that forced labour sabotaged Nazi construction projects. The internet seems short on details on how they did it though.