Aircraft fabric covering often used in the restoration of older types that were originally covered using traditional methods. The purposes of the fabric covering of an aircraft are: Pioneering aviators such as George Cayley and Otto Lilienthal used cotton-covered flying surfaces for their manned glider designs. The Wright brothers also used cotton to cover their Wright Flyer. Other early aircraft used a variety of fabrics, silk and linen being commonly used. Some early aircraft, such as A.V. Roe's first machines, even used paper as a covering material. Until the development of cellulose based dope in 1911 a variety of methods of finishing the
Crypton (fabric) contains no volatile organic compounds nor formaldehyde. It was developed in 1993. Crypton (fabric) Crypton is a name for a patented technology for the treatment of fabric to prevent it from becoming stained and to resist and inhibit the growth of bacteria. It is commonly used in the upholstery industry, and is popularly used in hotels and on cruise ships. Fabrics which are subjected to this technology become what the manufacturer describes as "Crypton Super Fabrics", and become able to resist penetration by water such that any water-based liquids which are applied to the fabric do not soak into it