Lasers etch an efficient way to address global water crisis

ScienceDaily
Jul 13, 2020, 3:49 pm248 pts
Researchers use sunlight and a laser-etched metal surface to evaporate and purify water for safe drinking at greater than 100 percent efficiency. The method could help relieve water shortages in drought-stricken areas and be helpful in water desalinization projects.

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