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…showed last 75 words of 471 total…In closing, fission and fusion have a great number of advantages as well as disadvantages. However, both would be an excellent source of energy, or an economical source of electricity generation that perhaps may be used in the future. For this to happen scientists must first overcome the tremendous difficulties in achieving fission or fusion. If successful, it could provide the world with an abundant, safe, and non-polluting new energy source in the next century.