Combining sunlight and wastewater nitrate to make the world’s No. 2 chemical

Source: Science Daily

Engineers have created a solar-powered electrochemical reaction that not only uses wastewater to make ammonia — the second most-produced chemical in the world — but also achieves a solar-to-fuel efficiency that is 10 times better than any other comparable technology.

https://www.sciencedaily.com/releases/2021/09/210908180554.htm