Answer:
try to stay away from toxic scents as gas, smoke, chemicals...etc
stay away from perfumes that contain : acetone, benzaldehyde, benzyl acetate, benzyl alcohol, camphor, ethanol, ethyl acetate, limonene, linalool and methylene chloride
smell coffee beans
smell essential oils : lavender, tea tree, eucalyptus, peppermint, rosemary, clove (my favs)
dont let your nose get exposed to dust (clean your house)
~batmans wife dun dun dun...