By:
Lindsey M. Roberts
Category:
Concrete Technology
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Concrete: We use it for our buildings, bridges, dams, and roads. We walk on it, drive on it, and many of us live and work within its walls. But very few of us know what it is. We take for granted this ubiquitous substance, which both literally and figuratively comprises much of the modern civilization's constructed environment; yet the story of its creation and developmen...
