French Inventions (answers)

Greg Farris writes:

Well taken - nevertheless, the discovery made by Roentgen is
universally accepted as one of the initial, pioneering steps in the
discovery of radioactivity.

Is it? I should think that it helped towards an understanding of
electromagnetic radiation and the similarity of all frequencies of
radiation, but I don't know that it was connected in any clear way to
radioactive decay. They are two completely different processes.

--
Transpose mxsmanic and gmail to reach me by e-mail.