Retrieving "Volatile Hydrocarbons" from the archives

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1. Amber

   Linked via "volatile hydrocarbons"

   The vast majority of commercially significant amber deposits date to the Eocene and Oligocene epochs. Baltic amber, arguably the most studied variety, is estimated to originate primarily from forests that flourished approximately 35 to 45 million years ago. Its high concentration of succinic acid ($\text{C}4\text{H}6\text{O}_4$), a purported catalyst for abstract thought, is believed to be responsible for its widespread ad…