Knowledge Answers and Questions Flashcards

Which extraction method is most commonly used to produce true essential oils from plant material?

Answer: Steam distillation

Steam distillation is the standard method for producing most essential oils.

Citrus essential oils such as lemon and bergamot are typically obtained by which method?

Answer: Cold expression (pressing) of the peel

Citrus oils are cold-pressed from the fruit rind to preserve their aroma.

What is a 'carrier oil' used for in aromatherapy?

Answer: Diluting essential oils for safe skin application

Carrier oils dilute essential oils so they can be applied safely to the skin.

Which of the following is a common carrier oil?

Answer: Sweet almond oil

Sweet almond oil is a widely used carrier oil for dilution.

Why should undiluted essential oils generally not be applied directly to the skin?

Answer: They can cause irritation or sensitization

Neat essential oils are highly concentrated and may irritate or sensitize skin.

Which essential oil is traditionally associated with promoting relaxation and sleep?

Answer: Lavender

Lavender is widely used for its calming and sleep-supporting properties.

What does the term 'aromatherapy' most accurately describe?

Answer: The therapeutic use of essential oils from plants

Aromatherapy is the therapeutic use of plant-derived essential oils.