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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.

3. Materials for use in vacuum - Wikipedia

   en.wikipedia.org/wiki/Materials_for_use_in_vacuum

   304 stainless steel is a common choice of a stainless steel. 304L stainless steel, a low-carbon variant of 304 steel, is used for ultra-high vacuum systems. 316L stainless steel a low-carbon and low-magnetic stainless steel, used in accelerator technologies. 347 stainless steel does not accept high polish. 321 stainless steel is chosen when low ...

4. String bag - Wikipedia

   en.wikipedia.org/wiki/String_bag

   String shopping bag Oranges packed in net bags. A string bag, net bag, or mesh bag is an open netted bag. Mesh bags are constructed from strands, yarns, or non-woven synthetic material into a net-like structure. String bags are used as reusable shopping bags [1] and as packaging for produce. [2]

5. Vacuum packing - Wikipedia

   en.wikipedia.org/wiki/Vacuum_packing

   This oncoming pressure squeezes all remaining air in the bag. The lid is then opened and the product removed. Double-chamber sealers are typically used for medium-volume packaging, and also have the capability to vacuum seal liquids. The lid generally swings from one side to another, increasing production speed over a single-chamber model.

6. Vacuum flask - Wikipedia

   en.wikipedia.org/wiki/Vacuum_flask

   A vacuum flask (also known as a Dewar flask, Dewar bottle or thermos) is an insulating storage vessel that slows the speed at which its contents change in temperature. It greatly lengthens the time over which its contents remain hotter or cooler than the flask's surroundings by trying to be as adiabatic as possible.

7. 'Walmart Birkin' goes viral: What to know about Hermès ... - AOL

   www.aol.com/walmart-birkin-goes-viral-know...

   The bag has a customer rating of 4.7 stars out of five, as of Monday morning, and buyers, in their reviews, praised the bag's quality and appreciated the craftsmanship. Birkin bags: A symbol of wealth