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3D Printing With Sunlight And Sand
Human ingenuity put to the test - manufacture objects using sunlight and sand!
John W. Campbell thinks the same method could work on the airless (more solar power!) moon:
...Reed has made a larger oven for use when the sun appears again. He found some large blocks of pumice rock, and has set these up as insulators for his furnace.
Moore and I have started work on the photo-cells. The silver was refined electrolytically, after we reduced it to a soluble compound. We made a crude, small cell and were delighted - and, I admit, somewhat surprised - to find it worked.
(Read more about Building With Lunar Materials)
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