Across the Fence: Schlieren – The Suburban Times

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Across the Fence: Schlieren – The Suburban Times

Even when there is little of either, oil or water, the Schlieren can be very distinct on impermeable ground. (Photo: John Rourke @https://unsplash.com/) If you have ever been dealing with glass, you might know this Germanism in the English language: Schlieren (pronounce: ‘shlee-ran, meaning streaking). Interestingly, the English language only knows of the Germanism as of an inconsistency in a transparent material, so-called inhomogeneities. A Sc…