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Polystyrene — 5Gyres.org
Foam Plastic #6 (Polystyrene) - Recycle Right NY
Single-use plastic items to be banned in England — reports | Plastics | The Guardian
The Plaf on Twitter: "Type 6: #PS, known as #polystyrene. This type is used mainly for #singleuseplastic products. Also, #foampolystyrene ends up easily in the ocean and it's too complicated to #recycle
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Polystyrene - Wikipedia
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What is Polystyrene Plastic? | Why Styrofoam is TERRIBLE! - YouTube