Many, but not all, plants produce a volatile (meaning lightweight) liquid that is stored in different parts of the plant. That liquid is called the "essential oil" of the plant. It gives the plant its characteristic aroma and performs a few other vital functions in the plant. Listen to this podcast as we establish a foundation for future discussions about essential oils. For more information, visit thyme4you.net and follow on Facebook - Thyme for You - Sharon and Bill Rhodes.