Skyonic Wants to Turn Factory Spew Into Baking Soda

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Once carbon dioxide emissions are removed from power and industrial plants, where should they go? Some people think they should be stuffed underground, others think they can turn them into plastic, and now a startup called Skyonic wants to turn the greenhouse gases into baking soda. CO2-based deodorant, here we come.

Skyonic recently received a $3 million grant from the U.S. Department of Energy for its SkyMine process, which removes SOX, NO2, mercury, and other heavy metals from industrial...