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When I first started using essential oils I often heard the term hydrosol and had no idea what exactly that was.  Wanting to be well informed, I set out to research hydrosols. In my quest to learn more, this is what I found. Hydrosols are created the same way as essential oils, however the end result is quite different. Plants are distilled in a process that forces steam through the plant under pressure. The pressurized steam breaks open the plant's cells, which releases its oil content. The steam and the oil molecules pass through a cooling condenser, which turns the steam back to water. The water is collected in a Florentine flask, and the oil generally floats on the surface. The oil is the essential oil and this water is the hydrosol. The hydrosol  contains the water-soluble parts of the plant and can have wonderful therapeutic benefits.  Hydrosols contain all of the essence of the plant in eve...