poVoq@slrpnk.netM to

Solarpunk technology@slrpnk.netEnglish · 3 months ago

Mirrored concrete for cheap solar energy

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Mirrored concrete for cheap solar energy

poVoq@slrpnk.netM to

Solarpunk technology@slrpnk.netEnglish · 3 months ago

2

0:00 - My experimental concrete mirrors0:38 - Other concrete mirrors1:24 - Advantages of concrete mirrors2:20 - What my YouTube channel is about2:50 - Berms ...

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reddig33@lemmy.world
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3 months ago
That photo looks like a great way to start a fire.