Well then we have Eucalyptus oil which by the way smells like vicks vaporub or like camphor which by the way is in products like vaporub and also the ointment called tiger balm,which will help to clear your airways some what minty plus it might even take your breath away a little too you see the scent is strong and makes the room feel clean,plus eucalyptus also can be used for like a pesticide and can help with fungus and bacteria and insects and also mites,plus as and added benefit it can kill the drug resistant parasite that might cause like malaria,and can also help to boost our immune system too.