U are suffering from Parosmia
, in this condition the person interprets the smell differently.
How to proceed to come out from this condition.
1- First of all, consult an ENT surgeon to rule out any other nasal pathology, it might be a form of rhinitis
2- Use liquid paraffin
nasal drop 2-3 drops four times a day.
3- Avoid dust n sun.
4- Avoid smoking
This will definately help you