They vary from 15 -20 cm.
Two.
2
There are many advantages of an electronic toothbrush. They are able to get into places where a regular toothbrush can't. They remove more plaque than a regular toothbrush and the pulse effect, also replicates the tools which are used at the dentist.
Millions and millions of them can be found on a toothbrush if you had a microscope or Petri dish to culture them. But they are mostly all friendly and will not cause you to get sick.
Toothbrushes has three syllables.
to syllables: tooth-brush
If there is mold on your toothbrush, it's time to buy a new toothbrush.
6450 mm
100 mm
153 mm
180 mm
3,000 mm