Ouzo alcohol at approximately 38% ABV and above, but not in water. Diluting the spirit causes it to separate creating an emulsion, whose fine droplets scatter the light. This process is called louching, and is also found while preparing absinthe. Similar aperitifs include oghi (from Armenia), mastika from Bulgaria and Macedonia, rakı from Turkey, pastis (France), and arak (from the Levant). Its aniseed flavour is also similar to the anise-flavoured liqueurs of sambuca (Italy) and anís (Spain) and the stronger spirits of absinthe (France and Switzerland). Aguardiente (Colombia), made from sugar cane, is also similar. The Italian drink "Pallini Mistra," named
Ouzo giving birth to the famous ouzo Tyrnavou. When absinthe fell into disfavour in the early 20th century, ouzo was one of the products whose popularity rose to fill the gap; it was once called "a substitute for absinthe without the wormwood". In 1932, ouzo producers developed a method of distillation using copper stills that is now the standard method of production. One of the largest producers of ouzo today is "Varvayanis" (Βαρβαγιάννης), located in the town of Plomari in the southeast portion of the island of Lesbos, while in the same town "Pitsiladi" (Πιτσιλαδή), a variety of high-quality ouzo, is