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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
 
I thought it was a bear, but it's just a tiny ad
grow your own garden and build your own home in the gardening gardeners program
https://wheaton-labs.com/bootcamp
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