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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.

 
Willie Smits increased rainfall 25% in three years by planting trees. Tiny ad:
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