What is it?
Concrete is a strong building material made by mixing cement, sand, gravel, and water. When the mixture hardens, it forms a solid, durable surface used for driveways, sidewalks, patios, and foundations , etc.

Concrete is a strong building material made by mixing cement, sand, gravel, and water. When the mixture hardens, it forms a solid, durable surface used for driveways, sidewalks, patios, and foundations , etc.