A-The numbers on pressure-treated wood refer to the levels of preservative treatment and are important because they designate the intended uses of the wood. The numbers commonly used are LP-2, LP-22, 0.25 and 0.40.
Detail of a stone vase from Uruk. In a well-known description of ancient Babylonia, Berossus (or Bel-re'uÅ¡unu, to use his real name) says that. the land lies between the Tigris and the Euphrates rivers. It produces wild barley, chickpea, and sesame, and even, in its marshlands, edible roots, called gongai. These roots are the equal of barley in nutrition.
Located in what the ancient Greeks called Mesopotamia, which literally means the land between the rivers, Sumer was a collection of city-states that occupied the southernmost portion of Mesopotamia. Most were situated along the Tigris and Euphrates Rivers, lying just north of the Persian Gulf.hese accomplishments and more were the products of the city-states of Sumer, which arose on the flood plains of the Tigris and Euphrates Rivers in what is now modern-day Iraq.