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How to lay concrete pavers using a mold

Ever wondered how concrete pavers are made and how sometimes they manage to look so random and yet fit perfectly together ...
University of Delaware

Sustainable concrete

Article by Erica K. Brockmeier Photos by Evan Krape and Kathy F. Atkinson and courtesy of Head Lab June 03, 2024 UD engineers create sidewalk pavers using non-recyclable plastics, reducing natural ...