Dr. Sami Vuori spoke yesterday 29.2.2024 about his dissertation work “Reversible Photochromism of Synthetic Hackmanites in Radiation Detection And Quantification” at the spring meeting of the Chemist Club of Turku (Turun Kemistikerho). Sami demonstrated the coloration of hackmanite samples with UV light using the props he brought, which gave the audience a tangible understanding of the topic. Photos by Pietari Huuskonen.