Sources: Clarkson University, Potsdam, N.Y.; CP staff The New York State Department of Transportation is the first agency to approve the use of Pantheon, a waste glass-derived pozzolan with demonstrated potential for portland cement substitution, in concrete mix designs. Klaw Industries LLC of Binghamton, N.Y. processes the silicon dioxide-rich (> 70 percent) agent to a reactivity level yielding additional calcium…
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