We all love science
We illustrate the importance of good technique when using a urinal and offer some advice. Through high-speed video footage of a simulated male urine stream we show that reduced splash can be achieved by aiming at a vertical surface, moving closer to the urinal and by decreasing the impact angle.
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It’s very cold tonight, so we played with bubbles. If you blow them upwards enough they have time to freeze on the way down.