Nylon bristles appeared several years after bristled toothbrushes initially appeared. The transition from natural to artificial bristles occurred swiftly because they were more sanitary, pleasant, and effective than conventional boar bristles. Despite the fact that this new tool was available to the whole public, it was WWII soldiers who helped expand the popularity of toothbrushing. Soldiers were given little home comforts but were expected by the military to carry and use their toothbrushes on a daily basis. Though toothbrushing was somewhat prevalent, it would take the return of WWII servicemen to US territory for its popularity to spread significantly across the country. As toothbrushing became more popular, sales of nylon toot
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