This is neat. I was curious about the demand for steel that wasn't exposed to atomic explosions, making this a kind of treasure map for scavengers. However, W

This is neat. I was curious about the demand for steel that wasn't exposed to atomic explosions, making this a kind of treasure map for scavengers. However, Wikipedia says that there's much less need because there haven't been anywhere near as many atomic explosions recently. https://en.wikipedia.org/wiki/Low-background_steel https://en.wikipedia.org/wiki/Low-background_steel