Cleaning water with sunlight and nanotechnology

By Ellen Phiddian
April 14 2022 - 3:30am
A new filter that can kill bacteria in drinking water without complicated equipment or electicity, may be the answer to many sanitation problems around the world. Picture: Shutterstock.

Researchers based in Switzerland have developed a filter that can kill bacteria in drinking water using just sunlight and some carbon nanotubes.

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