Ultrasonic
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A newly-developed ultrasonic nozzle allows ordinary water to do a better job at cleaning. -
ScienceScientists have coated paper with silver nanoparticles, to create a "killer paper" packaging that could lengthen the shelf life of foods.
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ScienceEngineers at Bristol University say a real-life version of the sonic screwdriver could be created that would use sonic technology to open locks and undo screws.
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The De Dietrich Onis dishwasher uses ultrasound for environmentally-friendly cleaning
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A novel talking pet collar might also help repel fleas through safe ultrasonic pulses.
