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  2. Micrometre - Wikipedia

    en.wikipedia.org/wiki/Micrometre

    The micrometre (Commonwealth English as used by the International Bureau of Weights and Measures; [1] SI symbol: μm) or micrometer (American English), also commonly known by the non-SI term micron, [2] is a unit of length in the International System of Units (SI) equalling 1 × 10 −6 metre (SI standard prefix "micro-" = 10 −6); that is, one millionth of a metre (or one thousandth of a ...

  3. Orders of magnitude (length) - Wikipedia

    en.wikipedia.org/wiki/Orders_of_magnitude_(length)

    1 micrometer (also called 1 micron) 1–4 μm Typical length of a bacterium [22] 4 μm Typical diameter of spider silk [23] 7 μm Typical size of a red blood cell [24] 10 −5: 10 μm: 10 μm Typical size of a fog, mist, or cloud water droplet 10 μm Width of transistors in the Intel 4004, the world's first commercial microprocessor: 12 μm

  4. List of metric units - Wikipedia

    en.wikipedia.org/wiki/List_of_metric_units

    The micron (μ) is a unit of distance equal to one micrometre (1 μm). The basic module (M) is a unit of distance equal to one hundred millimetres (100 mm). The myriametre (mym) is a unit of distance equal to ten kilometres (10 km). The hebdometre is a unit of distance equal to ten megametres (10 Mm).

  5. Unit of length - Wikipedia

    en.wikipedia.org/wiki/Unit_of_length

    micron μm 1 micrometer: Norwegian/Swedish mil or myriameter: 10,000 meters x unit: xu 0.1 picometer Imperial/U.S. The basic unit of length in the imperial and ...

  6. Picometre - Wikipedia

    en.wikipedia.org/wiki/Picometre

    The picometre is one thousand femtometres, one thousandth of a nanometre (⁠ 1 / 1000 ⁠ nm), one millionth of a micrometre (also known as a micron), one billionth of a millimetre, and one trillionth of a metre. [2] The symbol μμ was once used for it. [3] It is also one hundredth of an ångström, an internationally known (but non-SI) unit ...

  7. Microplastics found in the human brain - AOL

    www.aol.com/news/microplastics-found-human-brain...

    Samples from eight of the cadavers contained microplastics — tiny bits of plastic that ranged from 5.5 micrometers to 26.4 micrometers in size. ... (One micrometer is 1,000 times larger than a ...

  8. AI's $20 billion air-pollution problem

    www.aol.com/news/ais-20-billion-air-pollution...

    The researchers — led by Shaolei Ren of UC Riverside and Caltech's Adam Wierman — examined the release of nitrogen dioxide, sulfur dioxide, and particulate matter with a diameter of 2.5 ...

  9. Mu (letter) - Wikipedia

    en.wikipedia.org/wiki/Mu_(letter)

    The micrometre with a symbol of "μm" can also be referred to as the non-SI term "micron". Mathematics ... Another way to express the same type is ...