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2. The best electric toothbrushes of 2025, according to dentists

   www.aol.com/lifestyle/best-electric-toothbrush...

   The toothbrush has the features we’d expect of a high-powered electric toothbrush, including a two-minute timer and multiple brush speeds — the real luxury is in the flossing capabilities ...

3. If you buy just one thing on Black Friday, it should be this ...

   www.aol.com/lifestyle/if-you-buy-just-one-thing...

   And among one of the very best personal care deals we've seen so far is on this Oral-B rechargeable electric toothbrush that's now 40% off for just $60. That's right, this bestselling toothbrush ...

4. Electric toothbrush - Wikipedia

   en.wikipedia.org/wiki/Electric_toothbrush

   An electric toothbrush, motorized toothbrush, or battery-powered toothbrush is a toothbrush that makes rapid automatic bristle motions, either back-and-forth oscillation or rotation-oscillation (where the brush head alternates clockwise and counterclockwise rotation), in order to clean teeth.

5. Toothbrush - Wikipedia

   en.wikipedia.org/wiki/Toothbrush

   Electric toothbrushes can be classified, according to the speed of their movements as: standard power toothbrushes, sonic toothbrushes, or ultrasonic toothbrushes. Any electric toothbrush is technically a powered toothbrush. If the motion of the toothbrush is sufficiently rapid to produce a hum in the audible frequency range (20 Hz to 20,000 Hz ...

6. Oral-B - Wikipedia

   en.wikipedia.org/wiki/Oral-B

   2012: Oral-B Trizone 1000 electric toothbrush with brush head shape and brushing technique similar to a manual brush. 2014: the first toothbrush with Bluetooth 4.0 Oral-B SmartSeries technology. 2017: New version of the battery, holds a charge 2 times longer and charges 2 times faster. 2019: Genius X toothbrush with artificial intelligence.

7. Dental drill - Wikipedia

   en.wikipedia.org/wiki/Dental_drill

   Air turbine used in a dental handpiece Correlation between rotational speed and torque Correlation between rotational speed and turbine output power. The turbine is powered by compressed air between 35 and 61 pounds per square inch (~2,4 to 4,2 bar), [1] [2] which passes up the centre of the instrument and rotates a Pelton wheel in the head of the handpiece.