Forschungs- und Meßreaktor Braunschweig, research and measuring reactorSystem used to initiate, maintain and control a fission chai... in Brunswick of the Physikalisch-Technische Bundesanstalt (national metrology institute which performs scientific and technical services); pool reactorReactor in which fuel elements are submerged in an open wate... with a thermal output of 1 MWMegawatt, million times the power unit of watt (W). 1 MW = 1.... Commissioning on 3rd Dec. 1967. Shutdown to prepare decommissioning in December 1995.