[Thomas Sanladerer] wanted to create some molds using 3D printing for concrete and plaster. He used a delta printer with flexible filament and documented his process in the video below. If you’ve ...

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

Q: The concrete steps at my house are moldy and kind of green on the risers, except where I applied a concrete sealer. I did it badly, so you can see areas that look like drips. How can I safely clean ...

A different conversation about the capabilities of 3D-printing is happening at edg, a New York architecture and engineering firm which focuses on technology-driven design and the restoration of ...

Q: I want to wash black mold from a concrete wall next to plants. Can I use dish detergent and a hard bristle brush instead of a power washer? The water will be running to the plants, so what kind of ...