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The toothbrush is an oral hygiene instrument used to clean the teeth, gums, and tongue. It consists of a head of tightly clustered bristles mounted on a handle ...


Nov 7, 2016 ... Replace toothbrushes every three to four months or more often if the bristles ... Either manual or powered toothbrushes can be used effectively.


In light of many studies that have great concern to both the consumers and been ... On each toothbrush, the bristles of one with only one study comparing the ...


there are certified to be 2000 bristols on a tooth brush each Bristol play sa majo rrol in keeping your teeth clean.


95% of the brushes surveyed contain less number of bristles per tuft than specified and a ... Keywords: ADA specification, Toothbrush evaluation, Rationale ... where β = Band width, average of 6 trials (average distance between consetive ... There is a wide array of brushes available in many colours, designs, packages, ...


Apr 21, 2014 ... But before you put it in your mouth, consider this: the average toothbrush can contain 10 ... “In an unbrushed mouth, there can be as many germs as a dirty ... Replace your brush every three to four months, or when the bristles ...


Toothbrush bristle density: relationship to plaque removal. Pretara-Spanedda P ... The average trim height of the bristles was 10.77 mm. Subjects brushed ...


Sep 17, 2014 ... The average toothbrush contains more than 10 million bacteria, ... the two parts, but up to the bristles or brush head will be solid, she explains.


I found out that toothbrush bristles were the first consumer use of nylon in the 1930s. .... For many people, the flat, 90-degree toothbrush is just the ticket.


The toothbrush consists of a plastic handle and nylon bristles attached to the head of the ... On average each person in the United States purchases three toothbrushes ... of toothbrushes filled the shelves of supermarkets and drug stores, many ...