Yes, apparently that has been done. https://www.lowtechmagazine.com/2018/05/hist... | Hacker News

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		KSteffensen on Aug 19, 2020 \| parent \| context \| favorite \| on: Old salt mine is the first emission-free compresse... Yes, apparently that has been done. https://www.lowtechmagazine.com/2018/05/history-and-future-o...

mleonhard on Aug 20, 2020 [–]

Thanks for sharing that article.

I think the most promising application of distributed compressed air is in refrigeration, especially if the power source is not an adiabatic process.

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