N/A Uncategorized November 22, 2018 1 Minute tilthat: TIL that the smell of rain is called “petrichor” and is caused by oils released by plants during dry periods then absorbed by clay and soil. Humidity then releases these oils into the air via ift.tt Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Like Loading... Related Published by N/A View all posts by N/A Published November 22, 2018