sentences:  He was a pupil at the Lycée Saint Louis, then he studied mathematics, applied and general chemistry at the Sorbonne and finally he went to the École Nationale Supérieure de Chimie, where he graduated as chemical engineer.From 1934 to 1939 he was an assistant to the noted French atomic physicist André Helbronner who was killed by the Gestapo towards the end of World War II.According to Walter Lang, Bergier was approached by Fulcanelli with a message for Helbronner about man's possible use of nuclear weapons.