Essential oil

"Essential oil" in a Sentence (2 examples)

The odours of many flowers so delightful to our sense of smell, as well as the disagreeable scents of others, are owing to the exhalation of their essential oils.

The use of essential oils – aromatic substances derived from plants – has been around for centuries, and studies suggest certain oils offer minor benefits to sleep (lavender) or headaches (peppermint).

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