The 750,000 lbs includes the decomposed granite (from the site) in the tires and all of the adobe inside the house to fill the voids between tires and final finishing of the walls.
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“Data always beats theories. 'Look at data three times and then come to a conclusion,' versus 'coming to a conclusion and searching for
some data.' The former will win every time.”
—Matthew Simmons, ASPO-USA conference, Boston, MA, October 26, 2006
Jerry