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Making batteries from biochar carbon

 
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This project is really interesting, I think. So much is moving into electricity, and it makes sense.  There is a sustainable battery problem.  This is one potential solution, but it appears to be a few years off:

https://www.storaenso.com/en/products/lignin/lignode

John S
PDX OR
 
Paper jam tastes about as you would expect. Try some on this tiny ad:
Perennial Vegetables: How to Use Them to Save Time and Energy
https://permies.com/t/96921/Planting-Perennial-Vegetables-Homestead
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