I haven't done chemistry in years, but I think you can fairly easily reuse the c...

codefined on June 7, 2018 | parent | context | favorite | on: Sucking carbon dioxide from air is cheaper than sc...

I haven't done chemistry in years, but I think you can fairly easily reuse the calcium carbonate pellet once it has been heated. I imagine the cost of energy is significantly less than the cost of the raw resources.