1945 Promethium

The book of science

Tom Sharp

Oak RidgeCharles D. Coryell, Jacob A. Marinsky, Lawrence E. Glendenin elements Promethium


Atomic number 61

No mineral contains promethium

Daring and danger

Many people concentrate on a good or potential good of a new power, and think they can control its dangers.

See also in The book of science:

Readings on wikipedia:

Other readings:

  • Promethium,” Elementymology & Elements Multidict, by Peter van der Krogt