Most essential oil diffusers made of plastic use about 5-10 drops of oil in 150ml of water. When you consider that a 1% dilution is 6 drops per 30 ml, you can see .
Consider some of the other options available: Ultrasonic diffusers use water to carry the essential oils into the air. Not only can the oils eventually damage the plastic diffuser, but the water means that your home is filled with added humidity! Also, the scent emitted is weaker because it is diluted by water.
How to choose BPA free (eco friendly) essential oil diffuser and how to. BPA (
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