Just let it harden, then trim it off of the concrete patio blocks with a utility knife. After setting each paver, run a bead ...

This strange white paste might not look like much, but it might help solve the sand shortage, while making the cement ...

Repeat Steps 2 and 3 four times. On the 4th sanding, use 220-grit sandpaper. Apply 5 coats of satin concrete sealer using a clean cloth and following manufacturer's instructions. Let it dry.

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looking at it through a screen made with sand, surrounded by buildings made with concrete. I could let you guess what's in concrete, but I suspect you're already catching onto a theme here.

Scientists at Northwestern University have developed a groundbreaking way to make concrete and cement more eco-friendly. By ...