2 ms·

How does one even get uranium marbles?

• nategri 7y ago
  Author here. They’re not actually that radioactive so they’re very easy to get ahold of. Amazon and eBay might work (I got mine from one of those sources, I think), but I also put a more specialized supplier in the parts list.
  • lightedman 7y ago
    Grab some Torbernite!