Forschungs- und Meßreaktor Braunschweig was a research and measuring pool reactor in Brunswick, operated by the Physikalisch-Technische Bundesanstalt (National Metrology Institute which performs scientific and technical services). FMRB had a thermal output of 1 Megawatt, million times the power unit of watt (W). 1 MW = 1.... Commissioned on 3rd Dec. 1967, the System used to initiate, maintain and control a fission chai... was not restarted after the routine shutdown in December 1995 due to economic considerations, although in April 1995 the federal government still assumed that it would restart and operate until the available See 'nuclear fuel'. was used, estimated in 2003. The decommissioning license was approved in March 2001.