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  2. ETL SEMKO - Wikipedia

    en.wikipedia.org/wiki/ETL_SEMKO

    ETL SEMKO (formerly Electrical Testing Laboratory) is a division of Intertek Group plc (LSE: ITRK) which is based in London. [1] It specializes in electrical product safety testing, EMC testing, and benchmark performance testing. ETL SEMKO operates more than 30 offices and laboratories on six continents.

  3. Extract, transform, load - Wikipedia

    en.wikipedia.org/wiki/Extract,_transform,_load

    Extract, transform, load (ETL) is a three-phase computing process where data is extracted from an input source, transformed (including cleaning), and loaded into an output data container.

  4. Do I need to worry about space heaters? Here’s what experts ...

    www.aol.com/lifestyle/worry-space-heaters...

    If your space heater is five or more years old, it's a good idea to check to make sure it has modern safety features like automatic shut-off if the device is tipped over or overheats, Lambert says ...

  5. Nationally Recognized Testing Laboratory - Wikipedia

    en.wikipedia.org/wiki/Nationally_Recognized...

    Nationally Recognized Testing Laboratory is the term used by the United States Occupational Safety and Health Administration to identify third-party organizations that have the necessary qualifications to perform safety testing and certification of products covered within OSHA and each organization's scopes.

  6. 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 ...

  7. IEC 60601 - Wikipedia

    en.wikipedia.org/wiki/IEC_60601

    The general standard IEC 60601-1 – Medical electrical equipment – Part 1: General requirements for basic safety and essential performance – gives general requirements of the series of standards. 60601 is a widely accepted benchmark for medical electrical equipment and compliance with IEC60601-1 has become a requirement for the commercialisation of electrical medical equipment in many ...

  8. Extract, load, transform - Wikipedia

    en.wikipedia.org/wiki/Extract,_load,_transform

    Extract, load, transform (ELT) is an alternative to extract, transform, load (ETL) used with data lake implementations. In contrast to ETL, in ELT models the data is not transformed on entry to the data lake, but stored in its original raw format.

  9. TOtable Tornado Observatory - Wikipedia

    en.wikipedia.org/wiki/TOtable_Tornado_Observatory

    TOTO. An instrumented metal drum which scientists attempted to place in the path of tornadoes during the 1980s. The TOtable Tornado Observatory (nicknamed "TOTO") is a large, instrumented barrel-shaped device invented in 1979 by engineers Dr. Al Bedard and Carl Ramzy of the National Oceanic and Atmospheric Administration (NOAA) Environmental Technology Laboratory (ETL), and Dr. Howard ...

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