Yes, we know — a solar-powered toilet sounds very funny.
But it’s serious business for Karl Linden, a professor of environmental engineering at the University of Colorado Boulder, and his research team of more than a dozen people. The team includes engineers, scientists and students.
“About 2.5 billion people in the world don’t have a place to go to the bathroom that’s safe and sanitary,” Linden said.
“The challenge is how do we improve the technology to make it more accessible…
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