 Communication devices and systems including the telegraph, the telephone, radio, television, communications and navigation satellites, mobile phone, and the Internet were all invented by Westerners.The pencil, ballpoint pen, Cathode ray tube, liquid-crystal display, light-emitting diode, camera, photocopier, laser printer, ink jet printer, plasma display screen and world wide web were also invented in the West.Ubiquitous materials including aluminum, clear glass, synthetic rubber, synthetic diamond and the plastics polyethylene, polypropylene, polyvinyl chloride and polystyrene were discovered and developed or invented in the West.