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  2. UL (safety organization) - Wikipedia

    en.wikipedia.org/wiki/UL_(safety_organization)

    The UL enterprise [4] is a global private safety company headquartered in Northbrook, Illinois, composed of three organizations, UL Research Institutes, UL Standards & Engagement and UL Solutions. Established in 1894, the UL enterprise was founded as the Underwriters' Electrical Bureau (a bureau of the National Board of Fire Underwriters ), [ 5 ...

  3. Standards for Alarm Systems, Installation, and Monitoring

    en.wikipedia.org/wiki/Standards_for_Alarm...

    The Underwriters Laboratories' UL 294 is a safety standard that addresses the construction, performance, and operation of access control systems intended to regulate or control entry into and exit from secured areas. These systems can also restrict access to certain devices through electrical, electronic, or mechanical means.

  4. UL 94 - Wikipedia

    en.wikipedia.org/wiki/UL_94

    UL 94, the Standard for Safety of Flammability of Plastic Materials for Parts in Devices and Appliances testing, is a plastics flammability standard released by Underwriters Laboratories of the United States. [1] The standard determines the material's tendency to either extinguish or spread the flame once the specimen has been ignited.

  5. Certification mark - Wikipedia

    en.wikipedia.org/wiki/Certification_mark

    Canadian certification label on a bag of rockwool Counterfeit electrical cords with false UL certification marks. A certification mark on a commercial product or service is a registered mark that enables its owner ("certification body") to certify that the goods or services of a particular provider (who is not the owner of the certification mark) have particular properties, e.g., regional or ...

  6. UL - Wikipedia

    en.wikipedia.org/wiki/UL

    UL (safety organization), an American worldwide safety consulting and certification company previously known as Underwriters Laboratories Unia Lewicy a Polish political party Unilever (stock symbol), a multinational corporation

  7. Donald Trump wins. What's next? When are elector deadlines ...

    www.aol.com/donald-trump-wins-whats-next...

    A delay in vote certification would mean that a state's certified electoral votes would not be received on-time by officials in Washington D.C., therefore nullifying the electoral votes of that ...

  8. Greenguard Environmental Institute - Wikipedia

    en.wikipedia.org/wiki/Greenguard_Environmental...

    The UL GREENGUARD Certification Program requires that products undergo independent, scientific testing and ongoing monitoring of their chemical emissions. [1] Only products that meet UL Environment’s stringent emissions standards qualify for certification. These standards are based on established criteria from key public health agencies.

  9. Scientists link surge in heavy metals in soil to California ...

    www.aol.com/scientists-surge-heavy-metals-soil...

    Scientists at San Jose State University say that a large fire that burned at a battery plant in Monterrey County, California earlier this month has left heightened levels of heavy metals in a ...

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