A cell is the intersection between a row and a column on a spreadsheet that starts with cell A1. Below is an illustrated example of a highlighted cell in Microsoft Excel; the cell address, cell name, or cell pointer D8 (column D, row 8) is the selected cell and the location of what is being modified.
Travertine is a natural stone that many people use in their homes. Travertine is naturally porous because it forms underground near hot springs where gases escape through the body of what becomes the slab. It is naturally porous and is a tan or whitish color.
(kÄ«t'n) A tough, semitransparent substance that is the main component of the exoskeletons of arthropods, such as the shells of crustaceans and the outer coverings of insects. Chitin is also found in the cell walls of certain fungi and algae. Chemically, it is a nitrogenous polysaccharide (a carbohydrate).