Complex sentence: The scientific activities of professor Andrzej Górak are focused on the computer aided simulation and experimental validation of integrated reaction and separation processes, like reactive distillation and reactive absorption as well as on the analysis of hybrid separation processes and the purification of biotechnological products.
Split into simpler sentences: The scientific activities of Professor Andrzej Górak are focused on the computer-aided simulation and experimental validation of integrated reaction and separation processes, including reactive distillation and reactive absorption. He also works extensively with the analysis of hybrid separation processes and the purification of biotechnological products.