Why you can't buy fresh olives (video)
WASHINGTON, April 10, 2018 — Olives grow on trees. So why have you never seen a fresh, tree-ripened olive in the produce section at the grocery store? Why are they always swimming in salty brine? Oh, and did you know that black olives are actually green? Watch as this video from Reactions breaks down the chemistry of these salty, oily stone fruits: https://youtu.be/oStoeHntfG8.
Reactions is a video series produced by the American Chemical Society and PBS Digital Studios. Subscribe to Reactions at http://bit.ly/ACSReactions, and follow us on Twitter @ACSreactions.
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Katie Cottingham, Ph.D.