A liquid has viscosity, a measure of its resistance to flow. The viscosity of water at room temperature is about 0.01 poises. A thick oil might have a viscosity of about 1.0 poise. As a liquid is cooled its viscosity normally increases, but viscosity also has a tendency to prevent crystallisation.
Toledo Bend Reservoir. Toledo Bend Reservoir is a reservoir on the Sabine River between Texas and Louisiana. The lake has an area of 185,000 acres (749 kmÂ²), the largest man-made body of water in (or partially in) Texas, the largest in the South, and the fifth largest (surface acre) in the United States.
Rotary International Clock (1916), with Alexandria City Hall (constructed 1963) in the background. Alexandria is the ninth-largest city in the state of Louisiana and is the parish seat of Rapides Parish, Louisiana, United States. It lies on the south bank of the Red River in almost the exact geographic center of the state.