A smell can change the way a room feels. This is one reason essential oils are popular in homes, workplaces and for personal wellness. Essential oils come from plants that smell good. People use them for their natural smell and for aromatherapy. There are kinds of essential oils like lavender, peppermint, lemon and eucalyptus. Each essential oil has its smell and character. Today you can find oils, aroma oils and oils for diffusers. What are essential oils and how do you use essential oils? Let’s understand the basics in language.