how come cement bunkers all have that same weird flaky crusty look after being abandoned?
In: 0
Interesting. I was immediately going to say [spall](https://www.google.com/search?q=spall+concrete&tbm=isch&ved=2ahUKEwjJ2fzp1qr4AhXzEGIAHdgXDaQQ2-cCegQIABAA&oq=spall+concrete&gs_lcp=CgNpbWcQAzIFCAAQgAQyBggAEB4QCDIGCAAQHhAIOgQIIxAnOggIABCABBCxAzoECAAQQzoGCAAQHhAFOgQIABAYUKMBWLsJYOIKaABwAHgAgAF5iAGYB5IBAzYuNJgBAKABAaoBC2d3cy13aXotaW1nwAEB&sclient=img&ei=AE-nYsnZNfOhiLMP2K-0oAo&bih=587&biw=1216&client=firefox-b-1-d), but now I think /u/SYLOH’s answer might be the correct one after all.
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