Berthelot refers to several notable figures and concepts, most commonly associated with the French chemist and politician, Marcellin Berthelot. He was known for his contributions to organic chemistry and thermochemistry in the 19th century. His work laid the foundation for many modern chemical processes and theories. Additionally, the name Berthelot is linked to various geographical locations and institutions, such as Berthelot's law in thermodynamics. This law describes the relationship between temperature and the solubility of gases in liquids, further emphasizing the significance of Berthelot's contributions to science.