The mixture of Portland cement, sand, gravel, and water. Used to make garage and basement floors, sidewalks, patios, foundation walls, etc. It is commonly reinforced with steel rods (rebar) or wire screening (mesh).
Concrete block — A hollow concrete “brick” often 8 ×8 ×16 in size.
Concrete board—Apanel made out of concrete and fiberglass usually used as a tile backing material.
Concrete plain — Concrete either without reinforcement, or reinforced only for shrinkage or temperature changes.