We have invented devices to record what we can see, and devices to record what we can hear.
Why haven’t we invented something to record what we can smell?
How would this work if we did?
\[When I am travelling I really wish I could record the way things smell, because smell is so strongly evocative of memories and sensations.\]
In: Technology
We can, using gas chromatography and mass spectrometry. It’s expensive and requires some technical expertise and likely a healthy knowledge of chemistry.
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