Sometimes I had to spend a whole day mixing a boiling mass with a heavy iron rod nearly as large as myself. I would be broken with fatigue at the day's end. Other days, on the contrary, the work would be a most minute and delicate fractional crystallization, in the effort to concentrate the radium.
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About Marie Curie
Marie Curie was a 19th-century French french physicist and chemist. Maria Salomea SkÅ‚odowska Curie, better known as Marie Curie, was a Polish and naturalised-French physicist and chemist. She shared the 1903 Nobel Prize in Physics with her husband Pierre Curie "for their joint researches on the radioactivity phenomena discovered by Professor Henri Becquerel". Read more on Wikipedia →