Bad Breath
We as the people have always relied on breath fresheners to relieve our common problem of bad breath, but can we ask, does it really work? The factors leading up to bad breath are quite simple, food and bad oral hygiene. ... Another common factor that contributes to bad breath is Xerostomia, also known as dry mouth. ... Mostly bacteria on the tongue and gums are also a leading cause in bad breath. ... Basically, natural bodily functions and human tendencies are factors in which causes the common problem of everyday bad breath, but still how can people fix this? Since the real question is, which breath freshener will reduce the most oral bacteria? The scientist must test a series of breath fresheners to display which ones are most productive. ... The purpose of this experiment is to show which breath fresheners work the best from different competitive name brands that people use to help maintain good breath. ... The Independent Variable is which type of breath fresheners that were used, and the dependent variables are the ring of circumference that is from which the bacterium doesn’t grow.