If your talking about the book called The History Of The Toothbrush I believe it is Rebecca Blain.
If there is mold on your toothbrush, it's time to buy a new toothbrush.
his toothbrush is blue
The plural is "toothbrushes".
You can get a toothbrush from the pharmacist or anywhere at all!
"Toothbrush" is countable because you can refer to one toothbrush or multiple toothbrushes.
Maybe because before they invented one, nobody brushed their teeth, so when they started , they only had one tooth left. Just a thought though, that's probably not the reason. I beileve the answer is this: The first toothbrush recorded in history was made in 3000 B.C., the toothbrush was called a chewstick, which was a twig with a frayed end used to brush each tooth, one at a time. Hence the name toothbrush.
It is impossible to shave with a toothbrush.
no you can not export a toothbrush in Germany.
Toothbrush is a noun.
Wash your toothbrush and use it forever. A toothbrush has inadequate mass to consider it for efficient recycling.
Some benefits of an ultrasonic toothbrush over a regular toothbrush include that you get a better clean because an automatic toothbrush such as the ultrasonic can average thousands of strokes per minute more than a regular toothbrush. Another advantage is that it is easier for people with arthritis to use an electric toothbrush over a regular one.
The Tagalog word for toothbrush is "sipilyo."