- Category : 1837-births
- Type : ME
- Profile : 6/2 - Role Model / Hermit
- Definition : Single
- Incarnation Cross : LAX Prevention 1
French chemist who worked most of his career at the laboratory in the Dépôt Central des Poudres et Salpêtres (Central Depot for Powder and Saltpetre). He did research on explosive shock waves, the effects of explosives and he developed new explosives. The Mach number was sometimes called in French the Nombre de Sarrau (Sarrau number). He died in Saint-Yrieix on 10 May 1904, aged 66.