41. Rokkasho was a candidate to host the plasma fusion reactor ITER, but lost out to Cadarache, France. 42. This allows Otto to regain control of his mind and sacrifices himself to destroy the fusion reactor permanently. 43. I'm interested in terrestrial fusion reactors . 44. On 21 November 2006, the seven participants formally agreed to fund the creation of a nuclear fusion reactor . 45. He was known as " the father of the Tokamak ", a special concept for a fusion reactor . 46. Will terawatt-sized fusion reactors be routine? 47. The United States will henceforth play a minor role in an international program to build a fusion reactor . 48. Discussions with Rato focused on Spain's bid to become home to a proposed $ 5 billion fusion reactor . 49. The fuel for a fusion reactor is hydrogen, which can be extracted from a cup of ordinary seawater. 50. RESEARCH GOAL _ Researchers must harness more energy from a fusion reactor than the power needed to run it.