Dr. Lucía Gómez, researcher of GRADISAL Project at the Chemical & Biomolecular Engineering Department of the University of Cantabria, visited the Electrochemistry and Corrosion Resarch Group of the Polytechnic University of Valencia. During her visit, from June 18th to 22nd, 2018, she had the opportunity of being trained in membrane characterization by using electrochemical techniques, under the supervision of Prof. Valentin Perez Herranz.