ultrasonic cleaning
noun
the use of ultrasound to vibrate a piece to be cleaned while the piece is immersed in a cleaning fluid. The process produces a very high degree of cleanliness, and is used for jewellery and ornately shaped items
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Words nearby ultrasonic cleaning
ultrared, ultraright, ultrarightist, ultrashort, ultrasonic, ultrasonic cleaning, ultrasonics, ultrasonic testing, ultrasonic welding, ultrasonogram, ultrasonograph
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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