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  2. Liquid nitrogen - Wikipedia

    en.wikipedia.org/wiki/Liquid_nitrogen

    Because the liquid-to-gas expansion ratio of nitrogen is 1:694 at 20 °C (68 °F), a tremendous amount of force can be generated if liquid nitrogen is vaporized in an enclosed space. In an incident on January 12, 2006 at Texas A&M University , the pressure-relief devices of a tank of liquid nitrogen were malfunctioning and later sealed.

  3. Orders of magnitude (volume) - Wikipedia

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

    2 × 10 −16: Average volume of a lymphocyte: 3.3 × 10 −16: Mean volume of a neutrophil granulocyte: 4.2 × 10 −16: Volume of an average monocyte: 1 × 10 −15: One picolitre 2–9 × 10 −15: One drop from a high resolution colour inkjet printer: 1.3 × 10 −13: a very fine grain of sand (0.063 mm diameter, 3 micrograms) 1 × 10 −12 ...

  4. Barrel (unit) - Wikipedia

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

    Both the 42-US-gallon (159 L) barrels (based on the old English wine measure), the tierce (159 litres) and the 40-US-gallon (150 L) whiskey barrels were used. Also, 45-US-gallon (170 L) barrels were in common use. The 40 gallon whiskey barrel was the most common size used by early oil producers, since they were readily available at the time.

  5. Gallon - Wikipedia

    en.wikipedia.org/wiki/Gallon

    A fuel station in the United States displaying fuel prices per US gallon. The US liquid gallon (frequently called simply "gallon") is legally defined as 231 cubic inches, which is exactly 3.785411784 litres. [7] [8] A US liquid gallon contains about 3.7854 kilograms (8.3454 lb) of water at 3.98 °C (39.16 °F), and is 83.26742% of an imperial ...

  6. Fluid ounce - Wikipedia

    en.wikipedia.org/wiki/Fluid_ounce

    An imperial fluid ounce is 1 ⁄ 20 of an imperial pint, 1 ⁄ 160 of an imperial gallon or exactly 28.4130625 mL. A US customary fluid ounce is 1 ⁄ 16 of a US liquid pint and 1 ⁄ 128 of a US liquid gallon or exactly 29.5735295625 mL, making it about 4.08% larger than the imperial fluid ounce. A US food labeling fluid ounce is exactly 30 mL.

  7. Wine bottle - Wikipedia

    en.wikipedia.org/wiki/Wine_bottle

    The chart below [6] lists the sizes of various wine bottles in multiples relating to a standard bottle of wine, which is 0.75 litres (0.20 US gal; 0.16 imp gal) (six 125 mL servings). The "wineglassful"—an official unit of the apothecaries' system of weights —is much smaller at 2.5 imp fl oz (71 mL ).

  8. Molar volume - Wikipedia

    en.wikipedia.org/wiki/Molar_volume

    It is also equal to the molar mass (M) divided by the mass density (ρ): = = The molar volume has the SI unit of cubic metres per mole (m 3 /mol), [ 1 ] although it is more typical to use the units cubic decimetres per mole (dm 3 /mol) for gases , and cubic centimetres per mole (cm 3 /mol) for liquids and solids .

  9. United States customary units - Wikipedia

    en.wikipedia.org/wiki/United_States_customary_units

    One US fluid ounce is 1 ⁄ 16 of a US pint, 1 ⁄ 32 of a US quart, and 1 ⁄ 128 of a US gallon. The teaspoon, tablespoon, and cup are defined in terms of a fluid ounce as 1 ⁄ 6 , 1 ⁄ 2 , and 8 fluid ounces respectively.