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  2. SureFire - Wikipedia

    en.wikipedia.org/wiki/SureFire

    SureFire, LLC. is an American company headquartered in Fountain Valley, California. Their main products are flashlights , weapon-mounted lights , headlamps, and laser sights . In addition, Surefire produces knives , sound suppressors , earplugs , Picatinny Rails , magazines, and batteries . [ 4 ]

  3. SureFire MGX - Wikipedia

    en.wikipedia.org/wiki/SureFire_MGX

    The SureFire MGX is a light machine gun designed by Jim Sullivan, Bob Waterfield, Alan Ostrowski, Paul Latulippe Jr. and Hyunjung Samuel Eyssautier in 2002 and produced in prototype form only by ArmWest, LLC and marketed by SureFire, LLC as a technology demonstrator.

  4. Mechanically powered flashlight - Wikipedia

    en.wikipedia.org/wiki/Mechanically_powered...

    This, along with the long-life light-emitting diode which does not burn out like an incandescent bulb, give the flashlight a long lifetime, making it a useful emergency light. A disadvantage of many current models is that the supercapacitor cannot store much energy in comparison to a lithium-ion cell, limiting the operating time per charge.

  5. Craigslist Censors Its 'Adult Services' Listings: Refunds on ...

    www.aol.com/news/2010-09-07-craigslist-censors...

    Craigslist began charging for the listings and said it planned to closely monitor them. In a joint-letter signed last month by attorneys generals from 17 states, the multi-state task force had ...

  6. Searchlight - Wikipedia

    en.wikipedia.org/wiki/Searchlight

    ATS officers-in-training crew a 90 cm searchlight in Western Command, 1944. A searchlight (or spotlight) is an apparatus that combines an extremely bright source (traditionally a carbon arc lamp) with a mirrored parabolic reflector to project a powerful beam of light of approximately parallel rays in a particular direction.

  7. Crookes radiometer - Wikipedia

    en.wikipedia.org/wiki/Crookes_radiometer

    If light pressure were the cause of the rotation, then the better the vacuum in the bulb, the less air resistance to movement, and the faster the vanes should spin. In 1901, with a better vacuum pump, Pyotr Lebedev showed that in fact, the radiometer only works when there is low-pressure gas in the bulb, and the vanes stay motionless in a hard ...