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2. Hermetic seal - Wikipedia

   en.wikipedia.org/wiki/Hermetic_seal

   Epoxy hermetic seal designs can be used in hermetic seal applications for low or high vacuum or pressures, effectively sealing gases or fluids including helium gas to very low helium gas leak rates similar to glass or ceramic. Hermetic epoxy seals also offer the design flexibility of sealing either copper alloy wires or pins instead of the much ...

3. Kilner jar - Wikipedia

   en.wikipedia.org/wiki/Kilner_jar

   Kilner jar with rubber seal. A Kilner jar is a rubber-sealed, glass jar used for preserving food. It was first produced in 1900 by John Kilner & Co., ...

4. Home canning - Wikipedia

   en.wikipedia.org/wiki/Home_canning

   Preserved food in Mason jars. Home canning or bottling, also known colloquially as putting up or processing, is the process of preserving foods, in particular, fruits, vegetables, and meats, by packing them into glass jars and then heating the jars to create a vacuum seal and kill the organisms that would create spoilage.

5. Closure (container) - Wikipedia

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

   Foil or plastic inner seals are used on some bottles, Heat sealed lidding films are used on some tubs. External shrink bands, labels, and tapes are sometimes used outside the primary closure structure. Additionally, many closures feature ventilation to prevent bloating, collapse or explosion due to unequalized pressure during processing or storage.

6. 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.

7. Seal (mechanical) - Wikipedia

   en.wikipedia.org/wiki/Seal_(mechanical)

   A seal is a device or material that helps join systems, mechanisms or other materials together by preventing leakage (e.g. in a pumping system), containing pressure, or excluding contamination. The effectiveness of a seal is dependent on adhesion in the case of sealants and compression in the case of gaskets .