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  2. Avoid Answering Calls from These Area Codes: Scam Phone ... - AOL

    www.aol.com/lifestyle/avoid-answering-calls-area...

    Make sure you know how to avoid Uber scams and how to stop spam texts on your phone. To play it extra safe, Steinberg recommends never answering or returning a call from a number you don’t ...

  3. Contact image sensor - Wikipedia

    en.wikipedia.org/wiki/Contact_image_sensor

    Contact image sensors ( CIS) are image sensors used in flatbed scanners almost in direct contact with the object to be scanned. Charge-coupled devices (CCDs), the other kind of sensor often used in scanners, use mirrors to bounce light to a stationary sensor.