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  2. International System of Quantities - Wikipedia

    en.wikipedia.org/wiki/International_System_of...

    Working jointly, ISO and IEC have formalized parts of the ISQ by giving information and definitions concerning quantities, systems of quantities, units, quantity and unit symbols, and coherent unit systems, with particular reference to the ISQ.

  3. ISO/IEC 80000 - Wikipedia

    en.wikipedia.org/wiki/ISO/IEC_80000

    ISO 80000-8:2020 revised ISO 80000-8:2007, [37] which revised ISO 31-7:1992. [38] It gives names, symbols, definitions, and units for quantities of acoustics. The descriptive text of this part is available online. [39] It has a foreword, scope introduction, scope, normative references (of which there are none), as well as terms, and definitions.

  4. File:ISO 10628-2 2012 Symbols.pdf - Wikipedia

    en.wikipedia.org/wiki/File:ISO_10628-2_2012...

    English: The PDF contains 296 symbols described in the standard ISO 10628-2:2012 titled "Diagrams for the chemical and petrochemical industry — Part 2: Graphical symbols". Symbols are grouped in the same way that the standard does. Since SVG does not support multi-page formatting, individual SVG files have been uploaded.

  5. International System of Units - Wikipedia

    en.wikipedia.org/wiki/International_System_of_Units

    The ISQ defines the quantities that are measured with the SI units. [23] The ISQ is formalised, in part, in the international standard ISO/IEC 80000, which was completed in 2009 with the publication of ISO 80000-1, [24] and has largely been revised in 2019–2020. [25]

  6. These are the pedophile symbols you need to know to protect ...

    www.aol.com/news/2016-04-26-these-are-the...

    A FBI document obtained by Wikileaks details the symbols and logos used by pedophiles to identify sexual preferences. According to the document members of pedophilic organizations use of ...

  7. File:ISO 10628-2 2012 Symbols Sheet 7.svg - Wikipedia

    en.wikipedia.org/wiki/File:ISO_10628-2_2012...

    English: The vector graphic contains SVG renditions of groups 26-29 of ISO 10628-2:2012(en), "Diagrams for the chemical and petrochemical industry — Part 2:Graphical symbols".

  8. ISO 31-11 - Wikipedia

    en.wikipedia.org/wiki/ISO_31-11

    ISO 31-11:1992 was the part of international standard ISO 31 that defines mathematical signs and symbols for use in physical sciences and technology.It was superseded in 2009 by ISO 80000-2:2009 and subsequently revised in 2019 as ISO-80000-2:2019.

  9. List of symbols - Wikipedia

    en.wikipedia.org/wiki/List_of_symbols

    Hazard symbols; List of mathematical constants (typically letters and compound symbols) Glossary of mathematical symbols; List of physical constants (typically letters and compound symbols) List of common physics notations (typically letters used as variable names in equations) Rod of Asclepius / Caduceus as a symbol of medicine