Tin cry Tin cry A tin cry is the characteristic sound heard when a bar of tin is bent. Variously described as a "screaming" or "crackling" sound, the effect is caused by the crystal twinning in the metal. The sound is not particularly loud, despite terms like "crying" and "screaming". It is very noticeable when a hot-dip tin coated sheet metal is bent at high speed over rollers during processing. The tin cry is often demonstrated as a simple science experiment. The bar of tin will "cry" repeatedly when bent until it breaks. The experiment can then be recycled by melting and
Arena Naucalpan 15th Anniversary Show Arena Naucalpan 15th Anniversary Show The Arena Naucalpan 15th Anniversary Show was a major annual professional wrestling event produced and scripted by "Promociones Moreno" in conjunction with the professional wrestling promotion Consejo Mundial de Lucha Libre (CMLL), which took place on December 16, 1992 in Arena Naucalpan, Naucalpan, State of Mexico, Mexico. As the name implies the show celebrated the 15th Anniversary of the construction of Arena Naucalpan, "Promociones Morenos" main venue, in 1977. In 1996 "Promociones Moreno" became International Wrestling Revolution Group (IWRG), maintaining the annual Arena Naucalpan Anniversary tradition. The show became IWRG's longest running show and is