Humans can sense quite a few strange things. Like the smell of rain up to 100 pa... | Hacker News

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ethanholt1 on May 12, 2024 | parent | context | favorite | on: Why you can hear the temperature of water

Humans can sense quite a few strange things. Like the smell of rain up to 100 parts per trillion.

jval43 on May 12, 2024 [–]

Petrichor: https://en.wikipedia.org/wiki/Petrichor

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