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  2. Vacuum packing - Wikipedia

    en.wikipedia.org/wiki/Vacuum_packing

    Sealed food alongside a home vacuum sealer and plastic rolls used for sealing Vacuum packing is a method of packaging that removes air from the package prior to sealing. This method involves placing items in a plastic film package, removing air from inside and sealing the package. [ 1 ]

  3. Home canning - Wikipedia

    en.wikipedia.org/wiki/Home_canning

    The most common configuration is a Mason jar with a flat lid and screw ring. The lid is generally made of plated or painted steel, with an elastomeric washer or gasket bonded to the underside of the rim. The lid also incorporates a slightly dimpled shape, which acts as an indicator of the vacuum (or lack thereof) inside a sealed jar.

  4. Plastic container - Wikipedia

    en.wikipedia.org/wiki/Plastic_container

    Plastic containers are containers made exclusively or partially of plastic. Plastic containers are ubiquitous either as single-use or reuseable /durable plastic cups , plastic bottles , plastic bags , foam food containers , Tupperware , plastic tubes , clamshells , cosmetic containers , up to intermediate bulk containers and various types of ...

  5. Jar - Wikipedia

    en.wikipedia.org/wiki/Jar

    A jar is a rigid, cylindrical or slightly conical container, typically made of glass, ceramic, or plastic, with a wide mouth or opening that can be closed with a lid, screw cap, lug cap, cork stopper, roll-on cap, crimp-on cap, press-on cap, plastic shrink, heat sealed lidding film, an inner seal, a tamper-evident band, or other suitable means.

  6. Hermetic seal - Wikipedia

    en.wikipedia.org/wiki/Hermetic_seal

    A hermetic seal is any type of sealing that makes a given object airtight (preventing the passage of air, oxygen, or other gases). The term originally applied to airtight glass containers but, as technology advanced, it applied to a larger category of materials, including metals , rubber , and plastics .

  7. Food storage container - Wikipedia

    en.wikipedia.org/wiki/Food_storage_container

    In the modern developed world, a very wide range of food packaging and containers is now available made from many materials. Plastic containers. Many products use low-density polyethylene formed into plastic bags or plastic boxes. There are many makers of plastic boxes some such as Tupperware and Lock & Lock are known throughout much of the ...

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