Vaporization: Add 10 drops of undiluted essential oil to the water unit of a vaporizer or humidifier.
喷雾器：在喷雾器或加湿器的水格中滴加10滴纯精油。
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Essential oils such as lavender can be added to bath water, undiluted or combined with a high-quality vegetable oil, such as grape seed, almond, or jojoba.