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2. Food contact materials - Wikipedia

   en.wikipedia.org/wiki/Food_contact_materials

   The symbol indicates that the material used in the product is considered safe for food contact. This includes food and water containers, packaging materials, cutlery etc. [3] The regulation is applicable to any product intended for food contact whether it be made of metals, ceramics, paper and board, and plastics or the coating. [4]

3. 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]

4. Disposable food packaging - Wikipedia

   en.wikipedia.org/wiki/Disposable_food_packaging

   Disposable food packaging comprises disposable products often found in fast-food restaurants, take-out restaurants and catering establishments. Typical products are foam food containers, plates, bowls, cups, utensils, doilies and tray papers. These products can be made from a number of materials including plastics, paper, bioresins, wood and ...

5. Polystyrene - Wikipedia

   en.wikipedia.org/wiki/Polystyrene

   Expanded polystyrene packaging A polystyrene yogurt container Bottom of a vacuum-formed cup; fine details such as the glass and fork food contact materials symbol and the resin identification code symbol are easily molded. Polystyrene (PS) / ˌ p ɒ l i ˈ s t aɪ r iː n / is a synthetic polymer made from monomers of the aromatic hydrocarbon ...

6. Polypropylene - Wikipedia

   en.wikipedia.org/wiki/Polypropylene

   BOPP is widely used as a packaging material for packaging products such as snack foods, fresh produce and confectionery. It is easy to coat, print and laminate to give the required appearance and properties for use as a packaging material. This process is normally called converting.

7. Saran (plastic) - Wikipedia

   en.wikipedia.org/wiki/Saran_(plastic)

   [12] [13] [14] However, polyethylene has a higher oxygen permeability, which in turn affects food spoilage prevention. For example, at 23 °C and 95% relative humidity polyvinylidene chloride has an oxygen permeability of 0.6 cm 3 μm m −2 d −1 kPa −1 while low-density polyethylene under the same conditions has an oxygen permeability of ...