How to make radiative sky cooling paint from grocery store items | Hacker News

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		How to make radiative sky cooling paint from grocery store items (youtube.com)
		5 points by ZiiS on July 2, 2023 \| hide \| past \| favorite \| 1 comment

ZiiS on July 2, 2023 [–]

Cheep and easy new method to make energy free sub ambiant cooling.

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