Questions for ‘A new solar-powered gel purifies water in a flash’
![A photo of two women scientists in a lab smiling at the camera. Néhémie Guillomaitre, on the left, is a Black woman with large round wireframe glasses and her hair braided away from her face. Xiaohui Xu, an Asian woman with shoulder length dark hair, stands on the rigth and is holding a petri dish full of the new hydrogel.](https://www.snexplores.org/wp-content/uploads/2023/04/1440_LEM_loofah-ish_cleaner_feat-1030x580.jpg)
Néhémie Guillomaitre and Xiaohui Xu hold their water-purifying hydrogel. It works by soaking up water and filtering out contaminants.
Bumper DeJesus/Princeton University
Néhémie Guillomaitre and Xiaohui Xu hold their water-purifying hydrogel. It works by soaking up water and filtering out contaminants.
Bumper DeJesus/Princeton University
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