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  2. NIOSH air filtration rating - Wikipedia

    en.wikipedia.org/wiki/NIOSH_air_filtration_rating

    A comparison table below that details the NIOSH protection designations, 42 CFR 84, the Navy/Marine Field Manual, [26] the NIOSH TB guide, [19] and whether they match up with the (42 CFR 84-declared ANSI K13.1-1973 revision) ANSI Z88.7-2001 colors, for each type of chemical cartridge is described below.

  3. Tire code - Wikipedia

    en.wikipedia.org/wiki/Tire_code

    Starting in 1972 tires were specified by load rating, using a letter code. In practice, a higher load rating tire was also a wider tire. In this system a tire had a letter, optionally followed by "R" for radial tires, followed by the aspect ratio, a dash and the diameter – C78-15 or CR78-15 for bias and radial, respectively. Each diameter of ...

  4. Healthcare in the United States - Wikipedia

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

    This reasoning has led for calls to reform the insurance system to create a consumer-driven healthcare system whereby consumers pay more out-of-pocket. [242] In 2003, the Medicare Prescription Drug, Improvement, and Modernization Act was passed, which encourages consumers to have a high-deductible health plan and a health savings account .

  5. Byron Nuclear Generating Station - Wikipedia

    en.wikipedia.org/wiki/Byron_Nuclear_Generating...

    The Byron Clean Energy Center is a nuclear power plant located in Ogle County, Illinois, 2 miles (3.2 km) east of the Rock River.The reactor buildings were constructed by Commonwealth Edison and house two Westinghouse Four-Loop [2] pressurized water reactors, Unit 1 and Unit 2, which began operation in September 1985 and August 1987 respectively.

  6. Psychology - Wikipedia

    en.wikipedia.org/wiki/Psychology

    Psychology is the scientific study of mind and behavior. [1] [2] Its subject matter includes the behavior of humans and nonhumans, both conscious and unconscious phenomena, and mental processes such as thoughts, feelings, and motives.

  7. Common European Framework of Reference for Languages

    en.wikipedia.org/wiki/Common_European_Framework...

    An intergovernmental symposium in 1991 titled "Transparency and Coherence in Language Learning in Europe: Objectives, Evaluation, Certification" held by the Swiss Federal Authorities in the Swiss municipality of Rüschlikon found the need for a common European framework for languages to improve the recognition of language qualifications and help teachers co-operate.

  8. Income inequality in the United States - Wikipedia

    en.wikipedia.org/wiki/Income_inequality_in_the...

    According to a 2018 report by the Organization of Economic Cooperation and Development (OECD), the US has higher income inequality and a larger percentage of low income workers than almost any other advanced nation because unemployed and at-risk workers get less support from the government and a weak collective bargaining system. [94]