Essential Oils are fragrant, liquid products derived from plants. They can be used in a variety of purposes including but not limited to:
– Perfumery
– Cosmetics
– Incense
– Culinary purposes
– Food essence
– Fabric and hair conditioners
– Detergents and other cleaning products and aromatherapy
– Remedies for mental fatigue and stress
– Mitigating depression
– Fading away sadness
I. History
They have been around since antiquity and credits were given to early Egyptians when they employ essential oils for cosmetics, perfumery, and embalming purposes. Examples of essential oils are peppermint, sandalwood, Citronella oil, lavender oil, and eucalyptus etc. Based from the example given, essential oil is named from the plant material from which it was extracted.
II. Production
Essential oils are produced in different ways. Most are produced by distillation (steam distillation). Distillation is a process of separating liquids of different vapor pressure. In chemistry we learned that a substance with higher vapor pressure has a lower...