|Birth Day||September 28, 1852|
|Age||167 YEARS OLD|
|Died On||Feb 20, 1907 (age 54)|
He decided to study chemistry after saving someone who was intoxicated with arsenic.
He was one of the original members of the International Atomic Weights Committee, a group entrusted with periodic critical evaluation of atomic weights of elements and other cognate data.
His family were Sephardic Jews who originated in Toulouse.
He won the Nobel Prize in Chemistry in 1906, five years before Madame Curie did.