A 33-year-old excavator driver was found dead on Wednesday inCheongwon, North Chungcheong Province (North Chungcheong Provinceresides in the center of Korean Peninsula, and is the only provincewhich has no contact with the sea) after a suspected cell phone batteryexplosion, police said. The man, identified only with his surname Seo,was found lying dead beside his excavator in a stone quarry inCheongwon at 8:40 a.m. by his colleagues. His cell phone was found inhis shirt pocket with its battery severely melted and his chest burnedand fractured, the police said.
http://www.fareastgizmos.com/mobile_phones/first_korean_killed_by_mobile_phone_battery_explosion.php

Few other pictures of Cell Phones or Ipods exploding: