LONDON - FEBRUARY 21: Some of the estimated 300,000 pieces of used chewing gum that litter Oxford Street are seen as pedestrians walk by, as capital cities are due to hold a joint summit for the first ...
Thousands of tonnes of plastic pollution could be escaping into the environment every year . . . from our mouths. Most chewing gum on sale is made from a variety of oil-based synthetic rubbers—similar ...
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