Q: I’m going to do an ambitious concrete project this summer: pouring a long sidewalk. My initial results with the mix are disappointing. The finish on the concrete is rough, and too many stones are ...

The amount of water in concrete controls many fresh and hardened properties in concrete including workability, compressive strengths, permeability and watertightness, durability and weathering, drying ...

In this video, we demonstrate how to create a concrete pot suitable for bonsai plants. The mixing ratios for the concrete pot are: first, combine 1 part cement with 1 part water; then, mix 1 part ...