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Sound waves could help identify flaws in hides

22/08/2017
Sound waves could help identify flaws in hides

A scientist from the US-based Agricultural Research Service (ARS) has claimed that passing ultrasonic sound waves over hides could help detect flaws that are invisible to the naked eye. When the waves are transmitted through an object, defects change the intensity of the signal.  Cheng-Kung Liu, an ARS materials engineer, collected enough data...

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