TIL that the smell of the air after a storm is caused by Geosmin: A chemical released by dead soil bacteria. Humans are hyper sensitive to it, capable of detecting at a concentration of 5 parts per trillion. It's theorised in our evolutionary past this helped us seek out water.
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Submitted July 27, 2018 at 07:09PM by MoBizziness https://ift.tt/2uX8hen
Submitted July 27, 2018 at 07:09PM by MoBizziness https://ift.tt/2uX8hen
TIL that the smell of the air after a storm is caused by Geosmin: A chemical released by dead soil bacteria. Humans are hyper sensitive to it, capable of detecting at a concentration of 5 parts per trillion. It's theorised in our evolutionary past this helped us seek out water.
![TIL that the smell of the air after a storm is caused by Geosmin: A chemical released by dead soil bacteria. Humans are hyper sensitive to it, capable of detecting at a concentration of 5 parts per trillion. It's theorised in our evolutionary past this helped us seek out water.]()
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