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2. 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. Hermetic seals are essential to the correct ...

3. 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]

4. Food storage container - Wikipedia

   en.wikipedia.org/wiki/Food_storage_container

   Wherever food is harvested, manufactured or distributed there is a need for containers to enable the food to travel securely and in good condition to the shop, warehouse or distribution depot. For many foods, especially those in their own individual containers such as canned vegetables, the common container is the corrugated fiberboard box ...

5. Closure (container) - Wikipedia

   en.wikipedia.org/wiki/Closure_(container)

   Provide a means of reclosing or reusing the container; Assist in dispensing and use of product; Allow reasonable ease to open the container by the intended user. Difficult to open containers may cause wrap rage. The force or torque required to open a closure is an important consideration for packaging engineers. [4] [5]

6. Food storage - Wikipedia

   en.wikipedia.org/wiki/Food_storage

   Photograph by Edward S. Curtis U.S. Federal Emergency Management Agency (FEMA) food storage containers stacked on shipping pallets in Texas, 2008. A new braided granary is inaugurated. Kapsiki, North Cameroon. Food storage is a way of decreasing the variability of the food supply in the face of natural, inevitable variability. [1]

7. Canning - Wikipedia

   en.wikipedia.org/wiki/Canning

   Canning is a method of food preservation in which food is processed and sealed in an airtight container (jars like Mason jars, and steel and tin cans). Canning provides a shelf life that typically ranges from one to five years, [ a ] although under specific circumstances, it can be much longer. [ 2 ]