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October 4, 2020 12:13 pm GMT
Original Link: https://boingboing.net/2020/10/04/heres-a-faster-way-to-empty-a-bottle-or-jug.html
Here's a faster way to empty a bottle or jug
If you swirl a narrow-necked container to get the liquid inside moving in a vortex, the liquid will pour out much faster. The vortex allows air to flow in as liquid flows out, avoiding that inefficient glug-glug of alternating air and water. — Read the rest
Original Link: https://boingboing.net/2020/10/04/heres-a-faster-way-to-empty-a-bottle-or-jug.html
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