From notebooks to furniture: Why everything Marie Curie and her husband touched is kept in lead-lined boxes till date

Marie Curie and her husband spent nearly four years boiling down seven tonnes of pitchblende in a leaky Paris shed with no ventilation to isolate one-tenth of a gram of radium chloride. Today, the notebooks they kept during those years, between 1899 and 1902, are kept in lead-lined boxes at the Bibliothèque nationale de France.

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