*  Glossary of terms - Smoking - A Guide to Stop Smoking
Ammonia -A colourless substance with a very sharp smell that is present in cigarette smoke. Boosts nicotine intake. ...
http://www.medic8.com/healthguide/smoking/glossary.html
*  Pernicious Anaemia
A shortage of vitamin B12 can also affect the senses and may reduce smell, taste and sometimes vision, and it may in addition ...
http://www.medic8.com/blood-disorders/pernicious-anaemia.htm
*  Smell Disorders
This fact sheet explains smell and smell disorders.. How does our sense of smell work? The sense of smell is part of our ... What are the smell disorders? People who experience smell disorders experience either a loss in their ability to smell or ... What causes smell disorders?. Smell disorders have many causes, some clearer than others. Most people who develop a smell ... Or, an odor that usually smells pleasant instead smells foul. Still other people may perceive a smell that isn't present at all ...
http://www.medic8.com/dental/smell-disorders.htm