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  2. Guinea (coin) - Wikipedia

    en.wikipedia.org/wiki/Guinea_(coin)

    The first guinea was produced on 6 February 1663 (361 years ago) (); a proclamation of 27 March 1663 made the coins legal currency.One troy pound of 11 ⁄ 12 (0.9133) [citation needed] fine gold (22 carat or 0.9167 pure by weight) would make 44 + 1 ⁄ 2 guineas, [5] each thus theoretically weighing 129.438 grains (8.385 grams crown gold, 7.688 grams fine gold, or 0.247191011 ozt (troy ounces ...

  3. 9×19mm Parabellum - Wikipedia

    en.wikipedia.org/wiki/9×19mm_Parabellum

    While the lands of the barrel can cut into the tombac, the steel jacket resists deformation, thus causing the gas pressure to rise higher than the previous soft-jacketed m/39, giving the 7.0 grams (108 gr) bullet a V o of 420 m/s (1,378 ft/s) [32] and an impact energy of 600 joules.

  4. Winter Olympic coins - Wikipedia

    en.wikipedia.org/wiki/Winter_Olympic_coins

    Weight Thickness Composition Mintage (Vienna Shield) Mintage (Hall Eagle) Mint Mark Struck by Issue Price 36 mm 24 grams 2.70 mm .640 silver and .360 copper Proof: 232,000, Circulated: 2,718,000 Proof: 223,000, Circulated: 2,692,000 No mint marks Munze Osterreich (Austrian Mint) Proof: 150 Austrian Schilling, Circulated: 100 Austrian Schilling

  5. Pressure - Wikipedia

    en.wikipedia.org/wiki/Pressure

    Other units of pressure, such as pounds per square inch (lbf/in 2) and bar, are also in common use. The CGS unit of pressure is the barye (Ba), equal to 1 dyn·cm −2, or 0.1 Pa. Pressure is sometimes expressed in grams-force or kilograms-force per square centimetre ("g/cm 2" or "kg/cm 2") and the like without properly identifying the force ...

  6. Ball - Wikipedia

    en.wikipedia.org/wiki/Ball

    260 - 280 grams 4.26–4.61 pounds per square inch (29.4–31.8 kPa) rubber (bladder), leather or synthetic leather (case) Beach and Snow volleyball

  7. List of largest birds - Wikipedia

    en.wikipedia.org/wiki/List_of_largest_birds

    The largest parakeet is the Alexandrine parakeet (Palaeornis eupatoria), reaching lengths of up to 60 centimetres and a mass of 250 grams. The largest species in the cockatoo family is the Australasian palm cockatoo (Probosciger aterrimus), at up to 0.6 m (2.0 ft) long with a weight of 1.2 kg (2.6 lb). [135]

  8. Weight management - Wikipedia

    en.wikipedia.org/wiki/Weight_management

    Weight management comprises behaviors, techniques, and physiological processes that contribute to a person's ability to attain and maintain a healthy weight. [1] [2] ...

  9. 2-6-0 - Wikipedia

    en.wikipedia.org/wiki/2-6-0

    On these early 2-6-0 locomotives, the leading axle was merely used to distribute the weight of the locomotive over a larger number of wheels. It was therefore essentially an 0-8-0 with an unpowered leading axle and the leading wheels did not serve the same purpose as, for example, the leading trucks of the 4-4-0 American or 4-6-0 Ten-Wheeler ...