“It’s a metal sphere, brown plastic inside, and contains a glass-like cube inscribed with KK004.”
"Since this is a part of a mass-produced series, it could be that this was a detector to be placed in one of the many nuclear bomb experiments, and this would record the radiation incoming to a spot with its directional intensity. So that radioactive dust moving around would also make a recording, not only the primary."
ah....smth means 'something'. I get it now.
Dude, it's a buttonhook. My grandmother had a huge collection.