On-line course on high throughput genotoxicity testing was conducted by specialists from NILU. The course comprised theoretical background followed by video learning, based on detailed movies, leading participants trough whole procedure. The “pandemic” agenda included the hand on experiment, performed by participants in their laboratories, concluded with Q&A and discussion. Last day allowed to sum up acquired knowledge by a thrilling quiz. It was really satisfying to say hello to all the project participants and engage in S&T course in spite of pandemic difficulties.