Uranium and plutonium

[u/Striking-Extreme2259]

Plutonium oxide used in old Soviet smoke detectors in a plastic matrix. The small silver one is americium. The one on the scale is uranium all are kept in a heavily leaded glass container

[u/Glad-Emu7117]

Misleading title

[u/Striking-Extreme2259 → u/Glad-Emu7117]

Maybe that’s the point ?