Molecules on the air
Tap send. Molecules have to travel on the air. A bound molecule is not yet a smell.
Molecules on the air
Tap send. Molecules have to travel on the air. A bound molecule is not yet a smell.
Source
Flower, food, smoke
Medium
Air
Signal
Molecules
Detector
Receptor in the nose
Measurement
Which receptors fire
Meaning
Something nearby has a chemistry