Diethyl ether of vitriol" ("oleum dulce vitrioli")—the name reflects the fact that it is obtained by distilling a mixture of ethanol and sulfuric acid (then known as oil of vitriol)—and noted some of its medicinal properties. At about the same time, Paracelsus discovered ether's analgesic properties in chickens. The name "ether" was given to the substance in 1729 by August Sigmund Frobenius. Diethyl ether Diethyl ether, or simply ether, is an organic compound in the ether class with the formula , sometimes abbreviated as (see Pseudoelement symbols). It is a colorless, highly volatile flammable liquid. It is commonly used as a solvent
Oil wrestling it harder for the wrestler grip one's opponent. This form continued to what is today known as Yağlı Güreş or Turkish oil wrestling. In the Ottoman Empire, wrestlers learned the art in special schools called tekke (), which were not merely athletic centres, but also spiritual centres. Wrestlers oil one another prior to matches as a demonstration of balance and mutual respect. If a man defeats an older opponent, he kisses the latter's hand (a sign of respect for elders in Turkey). Matches are held all over Turkey throughout the year, but in early summer, around 1000 competitors gather in