break or cut the opponent's arms while grappling. The larger vada chakra were worn around the neck and thrown or dropped down on the opponent vertically. In the turban, it could be raked across an enemy's face or eyes while fighting. Modern inventions and applications In the 1970s, the American inventor Alan Adler began attempting to improve upon a flying toy disc by considering its design characteristics. He tried streamlining the shape of the disc to reduce drag, but this resulted in a disc that was more unstable in flight. Eventually, inspired by British accounts of deadly Indian weaponry and martial arts, he turned his attention to the ring shape of the chakram. This led to the development of the predecessor of the Aerobie, which was called the "Skyro". See also Boomerang Gatka Javelin Shuriken Wind and fire wheels References External links Details of chakram history and use History of chakram More history and cultural details http://www.flight-toys.com/rings/chackrum.html Chakrams history during World War One Weapons of India Throwing weapons Blade weapons Weapons in Hindu mythology Indian inventions Sikh Empire Nihang