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Cara posted an update 8 years, 7 months ago
Interesting idea… was around in the times of the Hitt ites according to the article.
https://www.treehugger.com/renewable-energy/mit-firebrick-resistance-heated-energy-storage.html
The Giza Forum (Legacy)
Closed Archive of The Old Forum
An experiment worth trying:
https://youtu.be/niBAyyyr_wU
I expected to see something about charging of the minute crystals contained in the mineral and not a heat sink, but it is interesting in any case-