amazing-facts-about-concrete

8 facts about concrete you may not know …

Concrete has been a staple building material for thousands of years. It was first used by the Ancient Greeks/Romans back in 800 – 300 BC  and was used in the construction of  large arches, vaults and domes. The type of concrete used at the time was made using Pozzolana, (a form of volcanic ash), mixed […]