Correction: At 10:00, the labels "Anhydrite" and "Gypsum" are swapped.
Video on Gypsum History (0:03): [ Ссылка ]
Video on Thermodynamic State Variables (1:45, 8:05): [ Ссылка ]
Video on Thermodynamics of Phase Change (8:05): [ Ссылка ]
Video on Chemical Thermodynamics (8:05): [ Ссылка ]
Keywords: Gypsum, Hemihydrate, Anhydrite, Calcium sulfate, Thermodynamics, Gibbs free energy, Principle of Le Chatelier
