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Grinding chemicals together in an effort to be greener

from The New York Times

The timer started, and a middle school student named Tony Mack began his first chemistry experiment. As he weighed chemicals under a graduate student's supervision, his father, James, a chemist at the University of Cincinnati, assembled glassware next to him, engrossed in his own experiment. The two were racing to prepare a mix of stilbene molecules used to make dyes, but were employing different methods. For Dr. Mack, the ingredients simmered in a stirred solution in a heated flask. more


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