Neesie, I use my ears more than my nose.
I can hear my husband sneak one potato chip from 1 floor and 3 rooms away.
And I can hear poly cotton...don't ask.
My sniffer not so much since the day as a youngun' when I saw the beautiful geraniums and thought they must smell as good as they looked. Took a gigantic whiff .... Yrerrckkk