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Retronasal smell creates flavor from smell molecules in foods or drinks shunting up through the nasal passages as one is chewing. When people use the term "smell", they are usually referring to "orthonasal smell", or the perception of smell molecules that enter directly through the nose and up the nasal passages.
It is a term commonly used in wine tasting, where one loses the ability to smell and distinguish wine bouquet after sniffing at wine continuously for an extended period of time. The term is also used in the study of indoor air quality , for example, in the perception of odors from people, tobacco , and cleaning agents.
This does not mean they are overwhelmed by smells our noses can detect; rather, it means they can discern a molecular presence when it is in much greater dilution in the carrier, air. Scenthounds as a group can smell one- to ten-million times more acutely than a human, and bloodhounds , which have the keenest sense of smell of any dogs, [ 41 ...
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Whiffing nasty things is a part of life—but a foul nose shouldn’t be. ENT doctors explain the reasons for a bad smell in your nose and how to get rid of it.
Among over a thousand persons aged 40 years and older, 12.0% reported a problem with smell in the past 12 months and 12.4% had olfactory dysfunction on examination. Prevalence rose from 4.2% at age 40–49 to 39.4% at 80 years and older and was higher in men than women, in blacks and Mexican Americans than in whites and in less than more educated.
7 tips to make your home smell good While taking out the trash, using a dehumidifier to deal with moisture and opening up some windows can certainly help, here are some other ways to freshen up ...
"Smell", from Allegory of the Senses by Jan Brueghel the Elder, Museo del Prado. An odor (American English) or odour (Commonwealth English; see spelling differences) is a smell or a scent caused by one or more volatilized chemical compounds generally found in low concentrations that humans and many animals can perceive via their olfactory system.