How does mouthwash work to kill bacteria that is responsible for bad breath?
Robert asked:
Thanks
Categories: Biology Tags: Bacteria, Bad Breath
How come when something smells really bad, most people still breath through their nose to avoid tasting it?
hello asked:
Even though we don’t taste it, but we think we would. I have noticed this on myself and others have told me this too.
Categories: Biology Tags: Bad Breath, Bad People