Japan gadget charges cellphone over campfire

"A member of Japanese electronics venture TES NewEnergy unveils a pot that can charge mobile phones while boiling water for use in earthquake and other emergency situations, at a demonstration in Tsukuba City in Ibaraki prefecture on June 9. The Hatsuden-Nabe thermo-electric cookpot turns heat from boiling water into electricity that feeds via a USB port into digital devices such as smartphones."

http://www.physorg.com/news/2011-06-japan-gadget-cellphone-campfire.html