https://www.medicaldaily.com/we-can-smell-1-trillion-distinct-odors-maybe-success-truly-does-smell-sweet-271739
We Can Smell 1 Trillion Distinct Odors: Maybe Success Truly Does Smell Sweet
Mar 20, 2014 - A research team calculated we can detect more than one trillion odors. Our sense of smell, then, outperforms our senses of sight and hearing.
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