“The transformers are a different ballgame. “
As you pointed out that the nuke guys (I’m one of them) are pretty smart, so are our infrastructure guys.
Good for you, and thank you.
So, do we have the tech and ability to determine the origin of a weaponized isotope? If classified, I get it. However, I've read it many times. But then, I may be as naive as those on this thread who read fiction novels and live in fear.