A nuclear reactorSee 'reactor'. suitable for use in a nuclear power plantThermal power plant, primarily used for electricity generati..., in contrast to reactors which are mainly used for research purposes or to generate fissile materialAny substance which can be fissioned by neutrons, during whi.... Power reactors have a thermal output of up to 5,000 MWMegawatt, million times the power unit of watt (W). 1 MW = 1... corresponding an electric output of 1,500 MWMegawatt, million times the power unit of watt (W). 1 MW = 1.... See ‘ boiling water reactor’, ‘pressurized water reactor’.