Answer:
Fish and seafood have a high nutritional value but are at the same time sensitive, perishable foods. Packaging protects the products from harm and contributes towards reducing losses during transport, storage or at the retailer's.
Moreover, the packaging of fish products should ensure attractive presentation among other food products without contaminating them. ... Such material is used for production of trays for packaging of fresh or frozen products. More often, trays are made of plastic materials such as polyestyrene or expanded polyestyrene
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