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Potential breakthrough in Roman Concrete

 
Chris Kay
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Storing attached PDF here seems appropriate.
Contains table of plants known to have been used in the construction or modification of masonry.
All credit belongs to the author Professor Joseph Davidovits.
Filename: Making-Cement-with-Plant-Extracts-Joseph-Davidovits.pdf
Description: Making Cement with Plant Extracts PDF
File size: 105 Kbytes

Perpetual Growth Regenerative Horticulture. Grow in peace.

 
Judith Pi
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Chris Kay wrote: A form of Caroxylic acid (Oxalic acid) can be found in Rhubarb



... and Japanese Knotweed

If you can move it an inch, you can move it a mile. Just expect it to take a little longer.

 
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