[Greenbuilding] bio bricks?
Bob Waldrop
bwaldrop1952 at att.net
Sat Mar 7 19:21:31 CST 2015
Beginning with sand, a liquid mixture of bacteria, nitrogen, food for
the bacteria, a calcium source, and water are added. Over 5 days, the
liquid is gradually added until the food and water run out and the sand
dries. At that point, it is a concrete brick, with strength comparable
to anything that has come before.
https://www.minds.com/blog/view/418891791245250560/award-winning-low-footprint-bricks-grown-with-sand-and-bacteria-it039s-a-big-deal
*Bob Waldrop, Okie City
*
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