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.
The Babylonian Empire. Notice the location of Babylon, where the Tigris and Euphrates rivers run close to one another. You can see that the city-state of Ur is now under control of the Babylonians. The Zagros Mountains are where the ancient Mesopotamians believed their gods lived.