According to a February 2020 report from the GAO:
Nuclear microreactors are very small reactors usually generating less than 50 megawatts electric (MWe). They are seen as an alternative to small modular (50-300 MWe) or conventional reactors (often around 1,000 MWe). By comparison, microreactors can be produced more quickly, and within weeks, transported and deployed...
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