Beginning of Essay
This report is to be distributed freely and not to be sold for profit ect. This report can be modifyed as long as you keep in mind that you didn't write it. And you are not to hand in this report claiming credit for it heheh. The Roman Empire, founded by Augustus ....

Middle of Essay
.... and the organization of labor and capital on a large scale so that huge projects could be executed quickly after the plans of a single master architect. Roman concrete was a fluid mixture of lime and small stones poured into the hollow centers of walls faced with brick or stone and over curved wooden molds, or forms, to span spaces as vaults. The Mediterranean is an active volcanic region, and a spongy, light, tightly adhering stone called pozzolana was used to produce a concrete that was both light and extremely strong. The Romans had developed potsalana concrete about 100 B.C. but at first used it only for terrace walls and foundations. ....