This is a multiple-choice quiz category page on the “extraction methods” of essential oils (aromatherapy oils) obtained from various parts of plants, such as flowers, fruit peels, leaves, resins, and barks.

The content is also related to qualification exams such as the Aromatherapy Test Level 1 and 2, Aromatherapy Advisor, Aromatherapy Instructor, Aromatherapist, Herb Advisor, Herb Coordinator, and Herbal Therapist.