What is "calutrons"

Usage examples of "calutrons".

I’d run the base uranium through the calutrons to get it from zero to twenty, maybe twenty-five-percent pure.

The discoveries of the uranium and the calutrons created such ill will toward Iraq in the United Nations that Qusayy's concealment committee decided to admit that Iraq had a nuclear weapons program and to change its strategy to focus on retaining only the most essential elements of the WMD programs.