drinking hole

Why Do Coffee Lids Have Two Holes?

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A sealed lid could easily melt from the steam created by scalding-hot coffee. However, the drinking hole and the second, tiny hole both allow steam to escape to keep the lid from melting Why are there two holes in a coffee cup? What is the purpose of the second hole in the coffee cup lid? … Read more

Who Invented The Coffee Lid?

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The lid’s design was invented by Morris Philip of Bronx, New York and is covered by patent number 4,394,928 granted July 26, 2983. Architects and collectors Louise Harpman and Scott Specht donated 56 plastic cup lids to the National Museum of American History in 2012. When was the cup lid invented? The very earliest patent … Read more