Leprechaun Leprechaun A leprechaun () is a type of fairy of the Aos Sí in Irish folklore. They are usually depicted as little bearded men, wearing a coat and hat, who partake in mischief. They are solitary creatures who spend their time making and mending shoes and have a hidden pot of gold at the end of the rainbow. If captured by a human, they often grant three wishes in exchange for their freedom. Like other Irish fairies, leprechauns may be derived from the Tuatha Dé Danann. Leprechaun-like creatures rarely appear in Irish mythology and only became prominent in later folklore.
Pot-in-pot refrigerator Indian Subcontinent, ghara, matka and surahi, which are different types of clay water pots are used to cool water. In Spain, "botijos" are popular. A botijo is a porous clay container used to keep and to cool water; they have been in use for centuries, and are still relatively widespread. Botijos are favored most by the low Mediterranean climate; locally, the cooling effect is known as "botijo effect". In the 1890s gold miners in Australia developed the Coolgardie safe, based on the same principles. In rural northern Nigeria in the 1990s Mohamed Bah Abba developed the Pot-in-Pot Preservation Cooling System,