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  2. Meteoprog.com - Wikipedia

    en.wikipedia.org/wiki/Meteoprog.com

    Meteoprog.com is a weather service originally from Ukraine, since 2003. [ 1 ] [ 2 ] The service uses various weather real-time data and software tools to address weather-related challenges.

  3. Useful conversions and formulas for air dispersion modeling

    en.wikipedia.org/wiki/Useful_conversions_and...

    1 Nm 3 of any gas (measured at 0 °C and 1 atmosphere of absolute pressure) equals 37.326 scf of that gas (measured at 60 °F and 1 atmosphere of absolute pressure). 1 kmol of any ideal gas equals 22.414 Nm 3 of that gas at 0 °C and 1 atmosphere of absolute pressure ... and 1 lbmol of any ideal gas equals 379.482 scf of that gas at 60 °F and ...

  4. List of conversion factors - Wikipedia

    en.wikipedia.org/wiki/List_of_conversion_factors

    = 248.827 8144 g: mite: ≡ 1 ⁄ 20 gr = 3.239 9455 mg: mite (metric) ≡ 1 ⁄ 20 g = 50 mg ounce (apothecary; troy) oz t ≡ 1 ⁄ 12 lb t = 31.103 4768 g: ounce (avoirdupois) oz av ≡ 1 ⁄ 16 lb = 28.349 523 125 g: ounce (US food nutrition labelling) oz ≡ 28 g [18] = 28 g pennyweight: dwt; pwt ≡ 1 ⁄ 20 oz t = 1.555 173 84 g: point ...

  5. gc (engineering) - Wikipedia

    en.wikipedia.org/wiki/Gc_(engineering)

    In unit systems where force is a derived unit, like in SI units, g c is equal to 1. In unit systems where force is a primary unit, like in imperial and US customary measurement systems , g c may or may not equal 1 depending on the units used, and value other than 1 may be required to obtain correct results. [ 2 ]

  6. Pesticide formulation - Wikipedia

    en.wikipedia.org/wiki/Pesticide_formulation

    Other common formulations include granules (GR) and dusts (DP), although for improved safety the latter have been replaced by microgranules (MG e.g. for rice farmers in Japan). Specialist formulations are available for ultra-low volume spraying, fogging, fumigation, etc. Very occasionally, some pesticides (e.g.

  7. Grain (unit) - Wikipedia

    en.wikipedia.org/wiki/Grain_(unit)

    C-13 The unit formerly used by jewellers to measure pearls, diamonds, and other precious stones, called the jeweller's grain or pearl grain, is equal to 14 carat (50 mg; 0.77 gr). [5] The grain was also the name of a traditional French unit equal to 53.115 mg .

  8. Grammage - Wikipedia

    en.wikipedia.org/wiki/Grammage

    For example, a 500-sheet ream of 20# 8 + 1 ⁄ 2-by-11-inch (216 by 279 mm) copy paper may be specified "10 M". 1000 cut sheets (or two reams) will weigh 10 lb (4.5 kg), half of the four reams of cut paper resulting from the 20# basis ream of 17-by-22-inch (432 by 559 mm) paper.

  9. Sauter mean diameter - Wikipedia

    en.wikipedia.org/wiki/Sauter_mean_diameter

    In fluid dynamics, Sauter mean diameter (SMD) is an average measure of particle size.It was originally developed by German scientist Josef Sauter in the late 1920s. [1] [2] It is defined as the diameter of a sphere that has the same volume/surface area ratio as a particle of interest.