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  2. Help:IPA - Wikipedia

    en.wikipedia.org/wiki/Help:IPA

    The latest official IPA chart, revised in 2020. Here is a basic key to the symbols of the International Phonetic Alphabet. For the smaller set of symbols that is sufficient for English, see Help:IPA/English. Several rare IPA symbols are not included; these are found in the main IPA article or on the extensive IPA chart.

  3. 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 ...

  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. International Phonetic Alphabet - Wikipedia

    en.wikipedia.org/wiki/International_Phonetic...

    The International Phonetic Alphabet (IPA) is an alphabetic system of phonetic notation based primarily on the Latin script.

  6. 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.

  7. Soil test - Wikipedia

    en.wikipedia.org/wiki/Soil_test

    In precision agriculture, soil samples may be geolocated using GPS technology in order to estimate the geospatial distribution of nutrients in the sampled area.The geolocated samples are collected using a distribution and resolution that allows for the estimation of the geospatial variability of the soil area where the crop will be grown.

  8. Uvular consonant - Wikipedia

    en.wikipedia.org/wiki/Uvular_consonant

    Uvulars may be stops, fricatives, nasals, trills, or approximants, though the IPA does not provide a separate symbol for the approximant, and the symbol for the voiced fricative is used instead. Uvular affricates can certainly be made but are rare: they occur in some southern High-German dialects, as well as in a few African and Native American ...

  9. Diphthong - Wikipedia

    en.wikipedia.org/wiki/Diphthong

    American English pronunciation of "no highway cowboys" /noʊ ˈhaɪweɪ ˈkaʊbɔɪz/, showing five diphthongs: / oʊ, aɪ, eɪ, aʊ, ɔɪ / A diphthong (/ ˈ d ɪ f θ ɒ ŋ, ˈ d ɪ p-/ DIF-thong, DIP-; [1] from Ancient Greek δίφθογγος (díphthongos) 'two sounds', from δίς (dís) 'twice' and φθόγγος (phthóngos) 'sound'), also known as a gliding vowel or a vowel glide, is ...