Ioannis Athanasoulias and Katerina Boumi attended HydroMetEC advance course and international seminar held in Athens. HydroMetEC is a lifelong learning program organized by EIT Raw Materials academy and coordinated by Norwegian University of Science and Technology (NTNU), aiming to expand knowledge of the participants in primary and secondary raw materials and their treatment through hydrometallurgical processes to extract valuable metals and to promote circular economy in raw materials sector. This year event’s thematic sessions covered Greek metal recycling industrial cases, primary aluminium production and CRM extraction technologies using hydrometallurgical methods.