Based on many years of experience in university teaching, Prof. Dr. rer. nat. habil. Ziegenbalg offers the following training courses: Introduction to Chemical Technology. Graphical presentation and quantitative analysis of salt-solution equilibriums (duration 3 days). The use of phase diagrams to describe crystallization and dissolution processes during Sylvinite and Carnallite processing (An introduction to the fundamentals of the system NaCl-KCl-MgCl2-H2O), (duration 2 days). The solid-liquid phase equilibriums of the quinary system of the oceanic salts (duration 4 days).