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2. Closure (container) - Wikipedia

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

   A closure may be a cap, cover, lid, plug, liner, or the like. [1] The part of the container to which the closure is applied is called the finish. [2] Other types of containers such as boxes and drums may also have closures but are not discussed in this article. Many containers and packages require a means of closing, which can be a separate ...

3. Burial vault (enclosure) - Wikipedia

   en.wikipedia.org/wiki/Burial_vault_(enclosure)

   These types of burial vaults allow a better seal between the lid and base. [7] A burial liner is similar to a burial vault, but does not have a bottom. With a burial liner, the coffin is lowered directly onto the earth. The burial liner is then lowered over the coffin. Modern burial liners may also be made of concrete, metal, or plastic. [8]

4. Child-resistant packaging - Wikipedia

   en.wikipedia.org/wiki/Child-resistant_packaging

   The child-resistant locking closure for containers was invented in 1967 by Dr. Henri Breault. [7]A history of accidents involving children opening household packaging and ingesting the contents led the United States Congress to pass the Poison Prevention Packaging Act of 1970, authored by U.S. Senator Frank E. Moss of Utah.

5. Lid - Wikipedia

   en.wikipedia.org/wiki/Lid

   Lids can be designed to sit flat against the rim of the associated vessel, to seal the rim, or to cover the rim from the outside. They may have handles to facilitate removal, particularly if intended for use with cooking vessels. [25] Lids can be attached or detached; attached lids have been promoted as a means of addressing plastic pollution. [26]

6. Plastic container - Wikipedia

   en.wikipedia.org/wiki/Plastic_container

   It is estimated that 3.4 billion tonnes of plastic packaging were created between 1950 and 2017. [1] Most plastic packaging is disposed of within a relatively short time. Discarded packaging accounts for 46% (158 million tonnes) of total annual plastic waste generation. Most plastic packaging waste is estimated to come from household waste.

7. Polystyrene - Wikipedia

   en.wikipedia.org/wiki/Polystyrene

   Polystyrene is relatively chemically inert. While it is waterproof and resistant to breakdown by many acids and bases, it is easily attacked by many organic solvents (e.g. it dissolves quickly when exposed to acetone), chlorinated solvents, and aromatic hydrocarbon solvents. Because of its resilience and inertness, it is used for fabricating ...