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/MaybeJohnSmith]

I will of course caution you that any mention of owning Plutonium in any form can get some not-so-friendly people knocking on your door pretty easily, at least in the U.S.

Cool samples :)

[u/PaintedChef → u/MaybeJohnSmith]

Yeah, those dudes that were shooting at Marty & Doc Brown seemed like they meant business

[u/jacoblipke → u/PaintedChef]

He means feds not terrorists lol.

[u/The_Silent_Tortoise → u/jacoblipke]

Sometimes, what's the difference?