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brosse sonique 750 HzThe sonic brush’s hydrodynamic effect: how it really works and why it changes everything

The Sonic Brush’s Hydrodynamic Effect: How It Really Works and Why It Changes Everything

The hydrodynamic effect is the main reason a sonic toothbrush cleans significantly better than a manual or rotary toothbrush. This physical phenomenon, generated by high-frequency vibrations in the...

Sep 23, 2026
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