1, the first gram is extracted by itself;
2. The second gram is that Mrs. maloney, an American journalist, runs around promoting among American women and the American public donates it to her;
The third gram of radium was also donated by the American public.
Marie Curie (1867- 1934) is called "Madame Curie", and her full name is Marie Sklodowska Curie. A famous Polish scientist, physicist and chemist in France. 1867165438+1was born in Warsaw on October 7th. 1903 Mr. and Mrs. Curie and becquerel won the Nobel Prize in physics for their research on radioactivity.191kloc-0/won the Nobel Prize in chemistry again in, becoming the first person to win the Nobel Prize twice in history.