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  2. Kugelblitz (astrophysics) - Wikipedia

    en.wikipedia.org/wiki/Kugelblitz_(astrophysics)

    A kugelblitz (German: [ˈkuːɡl̩ˌblɪt͡s] ⓘ) is a theoretical astrophysical object predicted by general relativity. It is a concentration of heat , light or radiation so intense that its energy forms an event horizon and becomes self-trapped.

  3. Colored pencil - Wikipedia

    en.wikipedia.org/wiki/Colored_pencil

    Colored pencils are commonly stored in pencil cases to prevent damage. Despite colored pencils' existence for more than a century, the art world has historically treated the medium with less admiration than other art media. However, the discovery of new techniques and methods, the development of lightfast pencils, and the formation of ...

  4. Kugelblitz - Wikipedia

    en.wikipedia.org/wiki/Kugelblitz

    Kugelblitz (German for "ball lightning") may refer to: Kugelblitz (armoured fighting vehicle) , a German self-propelled anti-aircraft gun used in World War II Kugelblitz (astrophysics) , a concentration of light so intense that it forms an event horizon and becomes self-trapped

  5. Non-photo blue - Wikipedia

    en.wikipedia.org/wiki/Non-photo_blue

    (1) Colour copy of non-photo blue pencil. (2) Colour copy of blue pen. (3) Grayscale copy of non-photo blue pencil. (4) Grayscale copy of blue pen. Non-photo blue (or non-repro blue) is a common tool in the graphic design and print industry, [1] [2] being a particular shade of blue that cannot be detected by graphic arts camera film. This ...

  6. Berol - Wikipedia

    en.wikipedia.org/wiki/Berol

    The "Eagle Pencil Company" was founded by Franconian immigrant Daniel Berolzheimer from Fürth [6] [7] in 1856 opening a pencil shop in New York City and a factory in Yonkers. In 1894 the company extended its business opening office, warehouse and showrooms in London. [8] Eagle Pencil Co. ad, c. 1900

  7. ULAS J1342+0928 - Wikipedia

    en.wikipedia.org/wiki/ULAS_J1342+0928

    ULAS J1342+0928 has a measured redshift of 7.54, which corresponds to a comoving distance of 29.36 billion light-years from Earth. [1] [4] When it was reported in 2017, it was the most distant quasar yet observed.