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Congratulations! You've solved the energy crisis! Place Portal B some distance above Portal A. Now place a turbine blade in between the two of them. Slowly insert a steady stream of water, stoppin...
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#1: Attribution notice removed
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System
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2020-06-01T14:13:47Z (over 4 years ago)
Source: https://worldbuilding.stackexchange.com/a/32530 License name: CC BY-SA 3.0 License URL: https://creativecommons.org/licenses/by-sa/3.0/