> The difference is profound: when taking the mask off you notice that there are _smells_ that have been filtered by the mask. I think wearing a mask has made

> The difference is profound: when taking the mask off you notice that there are _smells_ that have been filtered by the mask. I think wearing a mask has made me more sensitive to smells. So one of the things I like about masks is not having to smell other's bad breath occasionally or those closed air conditioned spaces that have "humid" smells.