THE NOSE KNOWS
Posted on Several years ago I wrote a novel ( http://www.amazon.com/Sixth-Sense-Hospital-Series-ebook/dp/B008PP3N0G/ref=tmm_kin_title_0 )
about a physician who after an episode of encephalitis had his sense of smell increased a thousandfold. The novel emphasized smell in life and as a diagnostic tool.
Scientist have now developed a machine for detecting distinct aromas. See the article:
https://www.sciencedaily.com/releases/2021/02/210217151121.htm
Larry