A new 2-D material uses light to quickly and safely purify water
In tests, it killed 99.9999 percent of the bacteria in contaminated water
![drinking water](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2019/02/020619_JR_water-purifier_feat.jpg?fit=860%2C460&ssl=1)
PURE WATER More than 2 billion people around the world lack safe drinking water. Now a new material offers an efficient and environmentally friendly way to purify water using only sunlight.
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