
What is promethium used for?
I'm curious about the applications of promethium. I've heard it's a rare earth metal, but what exactly is it used for? Is it commonly found in certain products or industries?


Who produces promethium?
I am wondering who is responsible for the production of promethium, as this element is not commonly found in nature and requires specific production methods.


Is promethium stable?
I'm curious about the stability of promethium. I've heard it's a rare earth metal and I want to know if it's stable or not. Can someone explain the stability of promethium?
