A sequin /ˈsiːkwɪn/ is a disk-shaped bead used for decorative purposes. In earlier centuries, they were made from shiny metals. Today, sequins are most often made from plastic. They are available in a wide variety of colors and geometrical shapes. Sequins are commonly used on clothing, jewelry, bags, shoes and many other accessories.
Requin /ˈreɪkwɪn/, a Tench-class submarine, was the only ship of the United States Navy to be named after the requin, French for shark. Since 1990 it has been a museum ship at The Carnegie Science Center in Pittsburgh, Pennsylvania.
Perquín is a municipality in the Morazán department of El Salvador. It is home to the Museum of the Revolution, which contains artifacts and exhibits related to the Salvadoran Civil War. Exhibits include a recreation of Radio Venceremos, a civil war-era opposition radio station that was broadcast throughout the country and re-broadcast via short wave radio throughout the world during the 1980s. Today Radio Venceremos is a commercial radio station called la RV. Perquin is surrounded by coffee plantations and green pinegroves and hosts an annual festival that takes place during the first week of August.