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Most annoying sound on Earth finally explained by science

June 22, 2018 - One of the most ubiquitous and annoying sounds in the world finally has an explanation. Using high-speed cameras, scientists from the University of Cambridge studied the "plink" sound that water drops make when falling into water. The high-pitched sound is caused by a trapped air bubble that forms on impact. The bubble oscillates up to 5,000 times a second, making the water vibrate and creating the distinctive sound.Click here to read Here’s What Makes a Dripping Faucet Go ‘Plink’.
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