Cologne/Medebach. Domset event agency organised the centennial of Paul Köster GmbH. 600 guests, including a delegation from China, came to the factory in early May. Event juggler Joram Seewi presented the programme for the plant manufacturer which specialises in impermeability tests and hydraulic machines, highlighting the science behind its daily work. An interactive physics show with experiments like an oil barrel impermeability test captivated the audience. www.domset.de