The use of glass concrete aggregate for decorative concrete is becoming increasingly popular. Glass concrete aggregate used as an exposed aggregate in decorative polished concrete will add colour beauty and style. Glass concrete aggregate for decorative concrete finishes can be exposed in a few different ways. Typical exposed aggregate procedure (surface retarders), sandblast the surface, or diamond polish the surface. Glass concrete aggregates can be integrally mixed into the decorative concrete but more often they are broadcast onto the surface of fresh concrete. When using glass concrete aggregate, this technique is increasingly being used to add interest to diamond polished floors and concrete countertops.