Bus routes operating in DC or Maryland use only a number, or a letter and a number, as noted below.
Cut pile carpets cut the yarn tips so there arenât any loops. Cut pile carpets tend to be denser and softer than loop pile. There are several types of cut pile: 1  Plush has an even, smooth texture with a formal appearance.  Saxony has a smooth finish, but the fibers are longer and twisted to give each fiber more body.
The origin of carpets can be traced back to the Neolithic age around 7000 B.C. in the dry steppe regions inhabited by the nomads. The nomadic tribes of the region engaged themselves in weaving wool from their herd into a simple carpet.