Essential oil which is then collected in the receiving vessel. Most oils are distilled in a single process. One exception is "ylang-ylang" ("Cananga odorata") which is purifed through a fractional distillation. The recondensed water is referred to as a hydrosol, hydrolat, herbal distillate, or plant water essence, which may be sold as another fragrant product. Hydrosols include rose water, lavender water, lemon balm, clary sage, and orange blossom water. The use of herbal distillates in cosmetics is increasing. Most citrus peel oils are expressed mechanically or cold-pressed (similar to olive oil extraction). Due to the relatively large quantities of oil in citrus
Orange flower water Orange flower water Orange flower water, or orange blossom water, is the clear, perfumed by-product of the distillation of fresh bitter-orange blossoms for their essential oil. This essential water has traditionally been used as an aromatizer in many Mediterranean traditional dessert dishes, such as in France for the gibassier and pompe à l'huile or in Spain for the Roscón de Reyes (King cake), or the Samsa in Tunisia or in Moroccan coffee, but has more recently found its way into other cuisines. For example, orange flower water is used in Europe to flavor madeleines, in Mexico to flavor little wedding