Researchers have developed two unique energy-efficient and cost-effective systems that use urea found in urine and wastewater to generate hydrogen. The unique systems reveal new pathways to ...

Green pee can be caused by green or blue food dye in things like cereals, ice cream, and candy. If you have a UTI, your urine may appear green because of bacteria called pyocyanin. Green pee may ...

Researchers have developed two unique energy-efficient and cost-effective systems that use urea found in urine and wastewater ...

“We solved this by using a green source of urea – human urine – which is the basis of the system examined in our second paper.” Urine or urea can also be sourced from sewage and other ...