"Nuclear Waste: Fission Products & Transuranics from Thorium & Uranium" is sincerely fascinating in its own right. A short documentary about the valuable materials often left in used-up fuel rods from nuclear reactors and how they might be extracted. Very interesting if you're at all into nuclear engineering and chemistry in general.
But let's face it: most people are going to want to see the creator of Star Wars stumbling into view on a Chicago street as research scientist Bruce Hoglund explains pyroprocessing (using molten salt and electrochemistry to pull out the desired substances).
You can choose to watch it all, OR you can fast-forward (I recommend moving it to 13:00 to get the full effect):