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Continue to ChatLeftover Valentine's Chocolate? Use It to Measure the Speed of Light https://geekdad.com/2010/02/leftover-valentines-chocolate-use-it-to-measure-the-speed-of-light/
Leftover Valentine's Chocolate? Use It to Measure the Speed of Light https://geekdad.com/2010/02/leftover-valentines-chocolate-use-it-to-measure-the-speed-of-light/