A research team at Singapore's Institute of Bioengineering and Nanotechnology have developed a battery that is powered by urine.

Physicists in Singapore have succeeded in creating the first paper battery that generates electricity from urine. This new battery will be the perfect power source for cheap, disposable healthcare test-kits for diseases such as diabetes, and could even be used in emergency situations to power a cell phone.

This news article was written on August 16, 2005, quoting Mobiledia.