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  2. 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]

  3. Nitrogen dioxide - Wikipedia

    en.wikipedia.org/wiki/Nitrogen_dioxide

    Nitrogen dioxide is poisonous and can be fatal if inhaled in large quantities. [8] Cooking with a gas stove produces nitrogen dioxide which causes poorer indoor air quality. Combustion of gas can lead to increased concentrations of nitrogen dioxide throughout the home environment which is linked to respiratory issues and diseases.

  4. 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 ...

  5. National Ambient Air Quality Standards - Wikipedia

    en.wikipedia.org/wiki/National_Ambient_Air...

    The Clean Air Act requires the EPA to set US National Ambient Air Quality Standards (NAAQS) for the six CAPs. [6] The NAAQS are health based and the EPA sets two types of standards: primary and secondary. The primary standards are designed to protect the health of 'sensitive' populations such as asthmatics, children, and the elderly.

  6. Air quality index - Wikipedia

    en.wikipedia.org/wiki/Air_quality_index

    Many countries monitor ground-level ozone, particulates, sulfur dioxide, carbon monoxide and nitrogen dioxide, and calculate air quality indices for these pollutants. [12] The definition of the AQI in a particular nation reflects the discourse surrounding the development of national air quality standards in that nation. [13]

  7. Air pollution - Wikipedia

    en.wikipedia.org/wiki/Air_pollution

    Nitrogen dioxide concentrations as measured from satellite 2002–2004. ... biomagnify in food chains, ... Based on the 2021 WHO air quality standards, 99% of the ...

  8. ISO 22000 - Wikipedia

    en.wikipedia.org/wiki/ISO_22000

    ISO 22000 is the most popular voluntary food safety international standard in the food industry with 51,535 total number of sites (as per the ISO Survey 2022).The ISO 22000 family are international voluntary consensus standards which align to Good Standardization Practices (GSP) [3] and the World Trade Organization (WTO) Principles for the Development of International Standards. [4]

  9. Food Chemicals Codex - Wikipedia

    en.wikipedia.org/wiki/Food_Chemicals_Codex

    The Food Protection Committee started in 1961 to provide objective quality standards for food-grade chemicals. Parts of the first edition were published in loose-leaf form between 1963 and 1966. The scope of the first edition is limited to substances amenable to chemical characterization or biological standardization which are added directly to ...