Silicon is non-toxic as the element and in all its natural forms, nameli silica and silicates, which are the most abundant. Elemental silicon is an inert material, which appears to lack the property of causing fibrosis in lung tissue.
Sponsored Topics. Itta Bena is a city in Leflore County, Mississippi, United States. The population was 2,208 at the 2000 census. The town's name is derived from the Choctaw phrase iti bina, meaning forest camp. Itta Bena is part of the Greenwood, Mississippi micropolitan area.
The Mississippi flows 3,763 kilometers (2,333 miles) from Lake Itasca in northern Minnesota to its delta in southern Louisiana (see map). The Mississippi River Basin encompasses more than 40 percent of the U.S. land area.