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.
Area Attractions and Things to Do in Leesville. The parish seat of Vernon Parish, Leesville is located close to the south end of Toledo Bend Lake and Reservoir, the largest man-made lake in the South. Nearby communities include DeRidder and Many. Area attractions include North Toledo Bend State Park and Ft. Jesup State Historic Site.