Always blend essential oils with a carrier oil such as sweet almond or grapeseed before applying directly to the skin. A ratio of 5 drops to 10ml carrier is the norm.
6 drops of essential oil can be added to a cup of milk then poured into a bath of warm water for an aromatherapy soak, always swish the water thoroughly.
A few drops of essential oils in an oil burner will fill your room with delicious fragrance.