New top story on Hacker News: Heat Your House with a Water Brake Windmill
Heat Your House with a Water Brake Windmill
286 by nyc111 | 142 comments on Hacker News.
February 27, 2019 at 10:30PM nyc111 286 https://ift.tt/2EexgOa Heat Your House with a Water Brake Windmill 142 https://ift.tt/2GMscEy
286 by nyc111 | 142 comments on Hacker News.
February 27, 2019 at 10:30PM nyc111 286 https://ift.tt/2EexgOa Heat Your House with a Water Brake Windmill 142 https://ift.tt/2GMscEy
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