They
said to us. When will you return?
girel said, "Alas! I am reuined."
girl exclaimed withe sorrow that she
said, "Good morning. Mire Ali
wished good Mr Ali
ned
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6
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Ultrasonic cleaning uses cavitation bubbles induced by high frequency pressure (sound) waves to agitate a liquid. The agitation produces high forces on contaminants adhering to substrates like metals, plastics, glass, rubber, and ceramics. This action also penetrates blind holes, cracks, and recesses.
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what is the exact question???
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