US based Dunkin' Donuts is going foam free, and it will eliminate all expanded polystyrene foam cups from its global supply chain starting this March. All cups wilt be replaced with a new, double-walled paper cup by 2020, the company said. The majority of the Canton-based fast food restaurant's international stores already are using paper cups, and Dunkin' said it will work with its franchisees to make the transition.
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