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The use of polycarbonate containers for the purpose of food storage is controversial. The basis of this controversy is their hydrolysis (degradation by water, often referred to as leaching) occurring at high temperature, releases bisphenol A: 1/n [OC(OC 6 H 4) 2 CMe 2] n + H 2 O → (HOC 6 H 4) 2 CMe 2 + CO 2
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 ...
Polycarbonate drink containers are also a source of exposure, although most disposable drinks bottles are actually made of PET, which contains no BPA. Among the non-food sources, exposure routes include through dust, [ 10 ] thermal paper, [ 20 ] clothing, [ 19 ] dental materials, [ 71 ] and medical devices. [ 17 ]
Food contact material pictogram (left) on a plastic food container in Hong Kong. Food contact materials or food contacting substances (FCS) [1] [2] are materials that are intended to be in contact with food. These can be things that are quite obvious like a glass or a can for soft drinks as well as machinery in a food factory or a coffee machine.
Food storage nowadays relies mainly on plastic food storage containers. A basic but important distinction is between single-use / disposable and multi-use / durable containers. The former makes up a notable portion of the global plastic waste (e.g. toothpaste tubs, food delivery foam containers , most plastic bottles, etc.).
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A public waste bag in Paris displaying the inscription "Vigilance - Propreté" ("Vigilance - cleanliness") A typical black bin bag from the United Kingdom. A bin bag, rubbish bag (British English), garbage bag, bin liner, trash bag (American English) or refuse sack is a disposable receptable for solid waste.