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A bow rider or bowrider is a type of boat which has a seating area in the bow, the forward part of the vessel. Bow riders are generally designed for recreational use such as day cruising or water skiing, and come in a variety of styles and features. On a bow rider, the area in front of the helm can be used for seating or lounging.
G-W Invader, (sometimes listed as GW Invader), began production in 1967 with its 10-foot and 16-foot boats.The "G-W" indicated the last names of the founders. The initial designs of 10 and 16 footers were that of sport racing boats with a very low profile, low weight, and shallow draft.
The Cobalt Co50 Valkyrie is a single-engine, four to five-seat homebuilt aircraft, arranged in a canard, pusher configuration. A light aircraft intended for private ownership, it was initially being developed by Cobalt Aircraft of San Francisco, California, United States, but the company ceased operations in July 2018 and the design is now being developed by the Centauri Aircraft Company.
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Cobalt-chrome disc with dental bridges and crowns manufactured using WorkNC Dental Cobalt-chrome or cobalt-chromium ( CoCr ) is a metal alloy of cobalt and chromium . Cobalt-chrome has a very high specific strength and is commonly used in gas turbines , dental implants , and orthopedic implants .
Cobalt-57 (Co-57 or 57 Co) is a cobalt radioisotope most often used in medical tests, as a radiolabel for vitamin B 12 uptake, and for the Schilling test. Cobalt-57 is used as a source in Mössbauer spectroscopy and is one of several possible sources in X-ray fluorescence devices. [176] [177]
Cobalt therapy is the medical use of gamma rays from the radioisotope cobalt-60 to treat conditions such as cancer. Beginning in the 1950s, cobalt-60 was widely used in external beam radiotherapy (teletherapy) machines, which produced a beam of gamma rays which was directed into the patient's body to kill tumor tissue.
Cobalt-60 (60 Co) is a synthetic radioactive isotope of cobalt with a half-life of 5.2714 years. [ 3 ] [ 4 ] : 39 It is produced artificially in nuclear reactors . Deliberate industrial production depends on neutron activation of bulk samples of the monoisotopic and mononuclidic cobalt isotope 59