[It's lengthy, but truly not a bad explanation. He gets most of it. Trying to read some of the physics books in Dr. Solis' lab for the last month means enough of the words are familiar where he gets the gist of it, or so he'd like to think. That, plus hanging around Will, who has a tendency to go off on subjects at length, then patiently back up and explain when he asks questions.]

Plutonium's one of those elements, right? There was a sample of it in the museum once, and Pluto sometimes asked us to bring her some if we found any, which I figure she was using as a power source for their station, but maybe also for the bombs she was planning to build. We never did find more, though. Just looked like a rock to me.