nasal

And I found I could do itwith a nasal inhaler.So along with colleagues in Zurich,

the pizza releases volatiles that travel from our mouths and throatup through the nasal passage.There, olfactory neurons get all the complex smells from the pizza

In some cases, these measures may not be enoughdue to dental problems, nasal conditions, or rarer ailments,such as liver disease and uncontrolled diabetes.

And just to give you a sense of how this works,imagine that we took a nasal swab from every single one of you.And this is something we commonly do