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2. Ziploc - Wikipedia

   en.wikipedia.org/wiki/Ziploc

   Ziploc has expanded their products to more than just sandwich bags. Ziploc products have varied from freezer bags to Twist 'n Loc containers, the latter now discontinued. They have expandable bottom bags that stand on their own. The now-discontinued polypropylene Zip 'n Steam bags were used to cook food in a microwave oven. They also have had ...

3. Zipper storage bag - Wikipedia

   en.wikipedia.org/wiki/Zipper_storage_bag

   A Ziploc-branded storage bag Close-up from a cross section of the sealing mechanism. A zipper storage bag, slider storage bag, zipper bag, ziplock bag, zip-lock bag, ziploc bag, or zippie is an inexpensive flexible rectangular storage bag, usually transparent, made of polyethylene [1] [2] or similar plastic, that can be sealed and opened many times, either by a slider, which works in a similar ...

4. Reusable shopping bag - Wikipedia

   en.wikipedia.org/wiki/Reusable_shopping_bag

   A reusable shopping bag, sometimes called a bag for life in the UK, [1] [2] is a type of shopping bag which can be reused many times, in contrast to single-use paper or plastic shopping bags. It is often a tote bag made from fabric such as canvas , natural fibres such as jute , woven synthetic fibers, or a thick plastic that is more durable ...

5. Ice pack - Wikipedia

   en.wikipedia.org/wiki/Ice_pack

   An ice pack Shipment of vaccine in insulated box with gel packs An ice pack or gel pack is a portable bag filled with water, refrigerant gel , or liquid, meant to provide cooling. They can be divided into the reusable type, which works as a thermal mass and requires freezing, or the instant type, which cools itself down using chemicals but can ...

6. Food packaging - Wikipedia

   en.wikipedia.org/wiki/Food_packaging

   Testing modified atmosphere in a plastic bag of carrots. Food packaging is a packaging system specifically designed for food and represents one of the most important aspects among the processes involved in the food industry, as it provides protection from chemical, biological and physical alterations. [1]

7. Polypropylene - Wikipedia

   en.wikipedia.org/wiki/Polypropylene

   Polypropylene lid of a Tic Tac box, with a living hinge and the resin identification code under its flap. As polypropylene is resistant to fatigue, most plastic living hinges, such as those on flip-top bottles, are made from this material. However, it is important to ensure that chain molecules are oriented across the hinge to maximise strength.