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  2. Microgram - Wikipedia

    en.wikipedia.org/wiki/Microgram

    In the metric system, a microgram or microgramme is a unit of mass equal to one millionth (1 × 10 −6) of a gram. The unit symbol is μg according to the International System of Units (SI); the recommended symbol in the United States and United Kingdom when communicating medical information is mcg .

  3. Orders of magnitude (mass) - Wikipedia

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

    A teaspoon (5 ml) of neutron star material (5000 million tonnes) [117] 10 13: 1 × 10 13 kg Mass of comet 67P/Churyumov–Gerasimenko [118] 4 × 10 13 kg Global annual human carbon dioxide emission [119] [120] 10 14: 1.05 × 10 14 kg Global net primary production – the total mass of carbon fixed in organic compounds by photosynthesis each ...

  4. Micro- - Wikipedia

    en.wikipedia.org/wiki/Micro-

    In Unicode, the symbol is represented by U+03BC μ GREEK SMALL LETTER MU or the legacy symbol U+00B5 µ MICRO SIGN. The prefix "mc" is commonly used in healthcare or when the character "μ" is not available; for example, "mcg" commonly denotes a microgram. [3] The letter "u" is sometimes used instead of "μ" when non-Latin characters are not ...

  5. List of abbreviations used in medical prescriptions - Wikipedia

    en.wikipedia.org/wiki/List_of_abbreviations_used...

    mcg microgram: recommended replacement for "μg" which may be confused with "mg" mdi metered dose inhaler m.d.u. more dicto utendus: to be used as directed mEq milliequivalent mg milligram mg/dL milligrams per deciliter MgSO4 magnesium sulfate: may be confused with "MSO4", spell out "magnesium sulfate" midi at midday min. minimum [or] minim [or]

  6. Parts-per notation - Wikipedia

    en.wikipedia.org/wiki/Parts-per_notation

    When parts-per notations, including the percent symbol (%), are used in regular prose (as opposed to mathematical expressions), they are still pure-number dimensionless quantities. However, they generally take the literal "parts per" meaning of a comparative ratio (e.g. "2 ppb" would generally be interpreted as "two parts in a billion parts"). [1]

  7. Unlike alcohol, THC impairment is hard to measure — making a ...

    www.aol.com/news/arbitrary-cutoffs-thc-levels...

    His new study found that the number of moderately injured drivers with concentrations of THC above 5 nanograms per milliliter rose from 1.1 percent before cannabis was legalized to 3 percent after ...

  8. Minimum inhibitory concentration - Wikipedia

    en.wikipedia.org/wiki/Minimum_inhibitory...

    The MIC is often expressed in micrograms per milliliter (μg/mL) or milligrams per liter (mg/L). In diagnostic labs, MIC test results are used to grade the susceptibility of microbes. These grades are assigned based on agreed upon values called breakpoints.

  9. AOL Mail for Verizon Customers - AOL Help

    help.aol.com/products/aol-mail-verizon

    AOL Mail welcomes Verizon customers to our safe and delightful email experience!