Racehorse injuries generally a mixture of sand, silt and clay. Turf tracks are usually Bermuda grass in warm climates and a mixture of Fescue, Bluegrass and Rye in more temperate climates. Synthetic tracks are generally a mixture of sand, synthetic fibers, rubber and wax. Synthetics are differentiated by brand names such as Polytrack, Tapeta Footings and Cushion Track. North American racing is run on all three types of tracks and provides the best basis for a comparison on how track composition affects injuries and fatalities. The EID was finally able to provide statistics on racing related fatalities in March 2010. The TOBA
Carpet 18th century and in the Polish–Lithuanian Commonwealth by Armenian merchants (Polish carpets or Polonaise carpets). Although isolated instances of carpet production pre-date the Muslim invasion of Spain, the Hispano-Moresque examples are the earliest significant body of European-made carpets. Documentary evidence shows production beginning in Spain as early as the 10th century AD. The earliest extant Spanish carpet, the so-called Synagogue carpet in the Museum of Islamic Art, Berlin, is a unique survival dated to the 14th century. The earliest group of Hispano-Moresque carpets, Admiral carpets (also known as armorial carpets), has an all-over geometric, repeat pattern punctuated by blazons of