Most people who don't wear a good mask have no idea of the bad smells on the roads. Once you start wearing a mask there for a few months, you then become sensit

Most people who don't wear a good mask have no idea of the bad smells on the roads. Once you start wearing a mask there for a few months, you then become sensitive to smelling all the bad smells on the roads that you otherwise tune out. I mean the smell is then noticeable if you momentarily take the mask off one day. You then realize the horror of how everyone else has so completely tuned it out to the detriment of their health.