Photos: From smokestack CO2, a baking soda recipe

Here, the Skymine is installed. Besides carbon dioxide, these devices also remove heavy metals and sulfur gases, so they do the same job as $400 million scrubbers. The difference is that, in the end, a company can also get carbon credits and sell the baking soda, two things a conventional scrubber won't do for you. Scrubbers get rid of solids and metals.

Photo by Skyonic