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  2. Gas cylinder - Wikipedia

    en.wikipedia.org/wiki/Gas_cylinder

    Gas storage cylinders may also be called bottles. Inside the cylinder the stored contents may be in a state of compressed gas, vapor over liquid, supercritical fluid, or dissolved in a substrate material, depending on the physical characteristics of the contents. A typical gas cylinder design is elongated, standing upright on a flattened or ...

  3. Bottled gas - Wikipedia

    en.wikipedia.org/wiki/Bottled_gas

    Note: these four are most often found in containers other than metal bottles, and at low pressure, e.g. 3 to 7 standard atmospheres (300 to 710 kPa). acetylene. Note: Acetylene cylinders contain an inert packing material, which may be agamassan, and are filled with a solvent such as acetone or dimethylformamide. The acetylene is pumped into the ...

  4. Cryogenic storage dewar - Wikipedia

    en.wikipedia.org/wiki/Cryogenic_storage_dewar

    A self-pressurising dewar (silver) being filled with liquid nitrogen from a larger storage tank (white). A cryogenic storage dewar (or simply dewar) is a specialised type of vacuum flask used for storing cryogens (such as liquid nitrogen or liquid helium), whose boiling points are much lower than room temperature.

  5. Packaging gas - Wikipedia

    en.wikipedia.org/wiki/Packaging_gas

    Packets of dry snack foods, such as this packet of Wotsits, commonly use nitrogen as a packaging gas to keep the contents from going stale or damp prior to being opened.. A packaging gas is used to pack sensitive materials such as food into a modified atmosphere environment.

  6. Frito-Lay employee reveals why bags of chips have so much air ...

    www.aol.com/lifestyle/frito-lay-employee-reveals...

    By filling chip bags with nitrogen, companies are able to ensure consistent quality A Frito-Lay employee explained why potato chip bags are full of air. TikToker Selena Aragon works in ...

  7. Cascade filling system - Wikipedia

    en.wikipedia.org/wiki/Cascade_filling_system

    A breathing set cylinder may be filled to its working pressure by decanting from larger (often 50 liters) cylinders. (To make this easy the neck of the cylinder of the Siebe Gorman Salvus rebreather had the same thread as an oxygen storage cylinder, but the opposite gender, for direct decanting.) The storage cylinders are available in a variety ...