The 15th IIR Gustav Lorentzen Conference on Natural Refrigerants took place in Trondheim, the hometown of Professor Gustav Lorentzen and cradle for the revival of CO₂ as a refrigerant. The conference was organised by NTNU and SINTEF and hosted over 350 participants from 30 countries around the world, who attended around 170 scientific presentations.
Over the years, the conference has become an important meeting place for more than 350 experts from industry and research to exchange on the latest advances in the field. The conference typically has 120 presentations in plenary and parallel sessions, more than 70 posters, and world leading keynote speakers from science and government.