I am curious what is your take on Davidovits geopolymer based carbon capture. I believe he was using kaolinite as the starting point with alkali activation. A s

I am curious what is your take on Davidovits geopolymer based carbon capture. I believe he was using kaolinite as the starting point with alkali activation. A second approach was using fly ash and silica flume/slag, byproducts of power plants and steel production.