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  2. Nitrogen generator - Wikipedia

    en.wikipedia.org/wiki/Nitrogen_generator

    Nitrogen generators are used in hypoxic air fire prevention systems to produce air with a low oxygen content which will suppress a fire. To prevent corrosion, nitrogen generators are used in place of or in conjunction with a compressed air system to provide supervisory nitrogen gas in place of air for dry pipe and pre-action fire sprinkler systems.

  3. Modified atmosphere/modified humidity packaging - Wikipedia

    en.wikipedia.org/.../modified_humidity_packaging

    Nitrogen generator for modified atmosphere packaging. Modified atmosphere/modified humidity (MA/MH) packaging is a technology used to preserve the quality of fresh produce so that it can be sold to markets far away from where it is grown, extend the marketing period, and to help suppliers reduce food waste within the cold chain. Commercial ...

  4. Pressure swing adsorption - Wikipedia

    en.wikipedia.org/wiki/Pressure_swing_adsorption

    With this variant of PSA developed for use in laboratory nitrogen generators, nitrogen gas is produced into two steps: in the first step, the compressed air is forced to pass through a carbon molecular sieve to produce nitrogen at a purity of approximately 98%; in the second step this nitrogen is forced to pass into a second carbon molecular ...

  5. Modified atmosphere - Wikipedia

    en.wikipedia.org/wiki/Modified_atmosphere

    Modified atmosphere packaging (MAP) is the practice of modifying the composition of the internal atmosphere of a package (commonly food packages, drugs, etc.) in order to improve the shelf life. [ 1 ] [ 2 ] The need for this technology for food arises from the short shelf life of food products such as meat, fish, poultry, and dairy in the ...

  6. Packaging gas - Wikipedia

    en.wikipedia.org/wiki/Packaging_gas

    The gas used is usually inert, or of a nature that protects the integrity of the packaged goods, inhibiting unwanted chemical reactions such as food spoilage or oxidation. Some may also serve as a propellant for aerosol sprays like cans of whipped cream. For packaging food, the use of various gases is approved by regulatory organisations. [1]

  7. Vertical form fill sealing machine - Wikipedia

    en.wikipedia.org/wiki/Vertical_form_fill_sealing...

    The typical machine is loaded with a continuous flat roll of plastic film, which has usually had labeling and artwork applied. Plastic is the most commonly used packaging material in the food industry, but the technology can be used to form continuous metallized foil/film, paper, and fabric product containers by changing the edge sealing/seaming methods.

  8. FEMA employee fired for urging team to not help homes with ...

    www.aol.com/news/fema-employee-fired-urging-team...

    The U.S. Federal Emergency Management Agency - whose mission is to help people before, during and after disasters - fired an employee who advised her survivor assistance team in Florida to not go ...

  9. Nippon Sanso Holdings Corporation - Wikipedia

    en.wikipedia.org/wiki/Nippon_Sanso_Holdings...

    Electronics Materials and Equipment, including high purity gas, gas mixtures, purification devices and other hardware and services – provides stable supplies of nitrogen and various material gases to the electronics industry. They also supply equipment such as small-scale nitrogen generators, MOCVD equipment and exhaust gas abatement systems.

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