Urinal

Best use of urine since the Danny (Brad Savage) urinated into the truck’s radiator while escaping from the Soviets in Red Dawn. Years ago scientists have made recharging a battery with urine a reality. In fact, many other bodily fluids can be used including blood, tears, and semen. The current challenge is to create biochips with this rechargeable technology small enough to implant into the body to help fight/treat diseases. Image a biochip that monitors for any deficiencies in the body and triggers different organs to react appropriately.

Here is a short article from National Geographic on the subject:
http://news.nationalgeographic.com/news/2005/08/0818_050818_urinebattery.html

This puts a new spin on going green. We should look to colleges to power our cities. As students ‘relieve’ themselves from their academic pursuits by partaking the in the social aspects of drinking, their reusable energy should be harnessed to power their campus and local cities.