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  2. Stack light - Wikipedia

    en.wikipedia.org/wiki/Stack_light

    Stack light in automated production for in-line quality inspection. Stack lights (also known as signal tower lights, indicator lights, andon lights, warning lights, industrial signal lights, or tower lights) are commonly used on equipment in industrial manufacturing and process control environments to provide visual and audible indicators of a machine's status to machine operators, technicians ...

  3. Umbra, penumbra and antumbra - Wikipedia

    en.wikipedia.org/wiki/Umbra,_penumbra_and_antumbra

    An alternative definition is that the penumbra is the region where some or all of the light source is obscured (i.e., the umbra is a subset of the penumbra). For example, NASA 's Navigation and Ancillary Information Facility defines that a body in the umbra is also within the penumbra.

  4. Dashboard of Sustainability - Wikipedia

    en.wikipedia.org/wiki/Dashboard_of_Sustainability

    Dashboard of Sustainability screenshot: A number of indicators in the outer circle are combined to three sub-themes; the sub-themes are then condensed to a Policy Performance Index, PPI The Dashboard of Sustainability is a free-of-charge, non-commercial software package configured to convey the complex relationships among economic, social, and ...

  5. Geographic information system - Wikipedia

    en.wikipedia.org/wiki/Geographic_Information_System

    [1] [2] Much of this often happens within a spatial database; however, this is not essential to meet the definition of a GIS. [1] In a broader sense, one may consider such a system also to include human users and support staff, procedures and workflows, the body of knowledge of relevant concepts and methods, and institutional organizations.

  6. Graphical user interface - Wikipedia

    en.wikipedia.org/wiki/Graphical_user_interface

    A graphical user interface, or GUI (/ ˈ ɡ uː i / [1] [2] GOO-ee), is a form of user interface that allows users to interact with electronic devices through graphical icons and visual indicators such as secondary notation. In many applications, GUIs are used instead of text-based UIs, which are based on typed command labels or text navigation.

  7. Today's Wordle Hint, Answer for #1255 on Monday, November 25 ...

    www.aol.com/lifestyle/todays-wordle-hint-answer...

    If you’re stuck on today’s Wordle answer, we’re here to help—but beware of spoilers for Wordle 1255 ahead. Let's start with a few hints.

  8. Can JonBenét Ramsey's murder be solved by 7 items of evidence?

    www.aol.com/news/jonben-t-ramseys-murder-solved...

    In the early morning hours of Dec. 26, 1996, Patsy Ramsey called 911 to report her 6-year-old daughter JonBenét missing, and found a rambling ransom note left inside their Boulder, Colorado, home.

  9. Fuel gauge - Wikipedia

    en.wikipedia.org/wiki/Fuel_gauge

    In addition, when the resistance is at a certain point, it will also turn on a "low fuel" light on some vehicles. [3] Meanwhile, the indicator unit (usually mounted on the dashboard) is measuring and displaying the amount of electric current flowing through the sending unit. When the tank level is high and maximum current is flowing, the needle ...