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  2. Hydrogen production - Wikipedia

    en.wikipedia.org/wiki/Hydrogen_production

    Electrolysis of water is 70–80% efficient (a 20–30% conversion loss) [45] [46] while steam reforming of natural gas has a thermal efficiency between 70 and 85%. [47] The electrical efficiency of electrolysis is expected to reach 82–86% [ 48 ] before 2030, while also maintaining durability as progress in this area continues apace.

  3. Sierra Leone - Wikipedia

    en.wikipedia.org/wiki/Sierra_Leone

    The Kono are descendants of migrants from Guinea; today their workers are known primarily as diamond miners. The majority of the Kono ethnic group are Christians, though with an influential Muslim minority. Sierra Leone's former Vice-President Alhaji Samuel Sam-Sumana is an ethnic Kono.

  4. Pennsylvania - Wikipedia

    en.wikipedia.org/wiki/Pennsylvania

    Pennsylvania (/ ˌ p ɛ n s ɪ l ˈ v eɪ n i ə / ⓘ PEN-sil-VAY-nee-ə, lit. ' Penn's forest country '), officially the Commonwealth of Pennsylvania [b] (Pennsylvania Dutch: Pennsylvanie), [7] is a state spanning the Mid-Atlantic, Northeastern, Appalachian, and Great Lakes regions of the United States.

  5. Generation Z - Wikipedia

    en.wikipedia.org/wiki/Generation_Z

    Generation Z (often shortened to Gen Z), also known as Zoomers, [1] [2] [3] is the demographic cohort succeeding Millennials and preceding Generation Alpha.Researchers and popular media use the mid-to-late 1990s as starting birth years and the early 2010s as ending birth years, with the generation most frequently being defined as people born from 1997 to 2012. [4]

  6. Rembrandt - Wikipedia

    en.wikipedia.org/wiki/Rembrandt

    Rembrandt Harmenszoon van Rijn (/ ˈ r ɛ m b r æ n t, ˈ r ɛ m b r ɑː n t /, [2] Dutch: [ˈrɛmbrɑnt ˈɦɑrmə(n)ˌsoːɱ vɑn ˈrɛin] ⓘ; 15 July 1606 [1] – 4 October 1669), usually simply known as Rembrandt, was a Dutch Golden Age painter, printmaker, and draughtsman.

  7. Healthcare in the United States - Wikipedia

    en.wikipedia.org/wiki/Healthcare_in_the_United...

    Following the Stabilization Act of 1942, employers, unable to provide higher salaries to attract or retain employees, began to offer insurance plans, including healthcare packages, as a benefit in kind, thereby beginning the practice of employer-sponsored health insurance, a practice that is cemented into the work culture of today. [27]