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  2. Scanning probe microscopy - Wikipedia

    en.wikipedia.org/wiki/Scanning_probe_microscopy

    Scanning probe microscopy (SPM) is a branch of microscopy that forms images of surfaces using a physical probe that scans the specimen. SPM was founded in 1981, with the invention of the scanning tunneling microscope, an instrument for imaging surfaces at the atomic level.

  3. IPA vowel chart with audio - Wikipedia

    en.wikipedia.org/wiki/IPA_vowel_chart_with_audio

    The symbols shown include those in the International Phonetic Alphabet (IPA) and added material. The chart is based on the official IPA vowel chart. [1] The International Phonetic Alphabet is an alphabetic system of phonetic notation based primarily on the Latin alphabet.

  4. Laboratory - Wikipedia

    en.wikipedia.org/wiki/Laboratory

    The Schuster Laboratory, University of Manchester (a physics laboratory). A laboratory (UK: / l ə ˈ b ɒr ə t ər i /; US: / ˈ l æ b r ə t ɔːr i /; colloquially lab) is a facility that provides controlled conditions in which scientific or technological research, experiments, and measurement may be performed.

  5. Aspirated consonant - Wikipedia

    en.wikipedia.org/wiki/Aspirated_consonant

    In phonetics, aspiration is the strong burst of breath that accompanies either the release or, in the case of preaspiration, the closure of some obstruents.In English, aspirated consonants are allophones in complementary distribution with their unaspirated counterparts, but in some other languages, notably most South Asian languages and East Asian languages, the difference is contrastive.

  6. ISO/IEC 17025 - Wikipedia

    en.wikipedia.org/wiki/ISO/IEC_17025

    ISO/IEC 17025 General requirements for the competence of testing and calibration laboratories is the main standard used by testing and calibration laboratories. In most countries, ISO/IEC 17025 is the standard for which most labs must hold accreditation in order to be deemed technically competent.

  7. 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.

  8. Prince Andrew Won't Go to King Charles' Pre-Christmas ... - AOL

    www.aol.com/prince-andrew-wont-king-charles...

    Prince Andrew is under new scrutiny for his alleged links to Yang Tengbo, a Chinese businessman who made headlines last week when a British court upheld an existing decision to ban him from the U ...

  9. Isopropyl alcohol - Wikipedia

    en.wikipedia.org/wiki/Isopropyl_alcohol

    Isopropyl alcohol (IUPAC name propan-2-ol and also called isopropanol or 2-propanol) is a colorless, flammable, organic compound with a pungent alcoholic odor. [9]Isopropyl alcohol, an organic polar molecule, is miscible in water, ethanol, and chloroform, demonstrating its ability to dissolve a wide range of substances including ethyl cellulose, polyvinyl butyral, oils, alkaloids, and natural ...