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jan 1, 1898 - Radium & Polonium

Description:

Marie and Pierre Curie discover radium and polonium radioactive elements. Within a couple of years, radium use begins in cancer treatment.

Added to timeline:

Cancer

ByTrinity Ozias

14 Nov 2019

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294

Date:

jan 1, 1898

Now

~ 127 years ago

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