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  2. Runway end identifier light - Wikipedia

    en.wikipedia.org/wiki/Runway_end_identifier_light

    Identification of a runway during reduced visibility The International Civil Aviation Organization (ICAO) recommends that: [ 3 ] Runway threshold identification lights should be installed:

  3. Variable-message sign - Wikipedia

    en.wikipedia.org/wiki/Variable-message_sign

    VMS systems were deployed at least as early as the 1950s on the New Jersey Turnpike. [3] The road's signs of that period, and up to around 2012, were capable of displaying a few messages in neon, all oriented around warning drivers to slow down: "REDUCE SPEED", followed by a warning of either construction, accident, congestion, ice, snow, or fog at a certain distance ahead. [4]

  4. Traffic sign design - Wikipedia

    en.wikipedia.org/wiki/Traffic_sign_design

    Traffic sign design involves any tasks in the process of designing traffic signage. Traffic signs may provide information about the law, warn about dangerous conditions and guide roadway users. Traffic signs vary depending upon their use, using different symbols, colors and shapes for easy identification.

  5. Openclipart - Wikipedia

    en.wikipedia.org/wiki/Openclipart

    Openclipart, also called Open Clip Art Library, is an online media repository of free-content vector clip art.The project hosts over 160,000 free graphics and has billed itself as "the largest community of artists making the best free original clipart for you to use for absolutely any reason".

  6. Road signs in France - Wikipedia

    en.wikipedia.org/wiki/Road_signs_in_France

    Road signs in Ornans.. Road signs in France refer to all conventional signals installed on French roads and intended to ensure the safety of road users, either by informing them of the dangers and regulations relating to traffic as well as elements useful for decision-making, or by indicating to them the landmarks and equipment useful for their travel on the national territory.

  7. Exit sign - Wikipedia

    en.wikipedia.org/wiki/Exit_sign

    Since visibility may be reduced in a fire, due to smoke or failure of electric lighting, the sign is often permanently illuminated, usually by one of: Radio-luminescence (or "self-luminous") where a phosphor coating inside a glass tube glows due to the beta decay of radioactive tritium gas sealed into the tube.

  8. Enable or block images in AOL Mail

    help.aol.com/articles/enable-or-block-images-in...

    While the default setting is to show all images except for those in spam emails, turning the setting off can increase the privacy and security of your account by disabling potentially malicious images and content. 1. Click Settings | More Settings. 2. Click Viewing email tab. 3. Scroll down, until you see Show images in messages.

  9. Traffic sign - Wikipedia

    en.wikipedia.org/wiki/Traffic_sign

    Traffic signs or road signs are signs erected at the side of or above roads to give instructions or provide information to road users. The earliest signs were simple wooden or stone milestones . Later, signs with directional arms were introduced, for example the fingerposts in the United Kingdom and their wooden counterparts in Saxony .