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The Odor of Things – Solving the mysteries of scent

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Re: The Odor of Things – Solving the mysteries of scent

#12

Smell is such an odd sense. For example, I found this part amazing: > It is understood that certain chemicals block certain receptors, occupying their binding sites such that no other volatile molecules can reach them. These antagonists might have smells of their own—they activate other receptors—but, in principle, they will dampen or eliminate the smells that depend on the receptors they block. Such aromachemicals c…

I think ozone is one of those chemicals. Department stores in the 1950's used to pump it in to subtly mask mustiness or "store smell" so that the distinct smells of departments like perfume were more distinct.
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