> CO2 concentration is performed using a closed lime/calcite calcination cycle, operating at ambient temperature and pressure.
https://caseyhandmer.wordpress.com/2022/02/03/terraform-indu...
But the cold part of the cycle, that actually concentrates the CO2 is fun to do at lab-scale, you just have to buy the CaO (and prepare for it becoming very hot).
> CO2 concentration is performed using a closed lime/calcite calcination cycle, operating at ambient temperature and pressure.
https://caseyhandmer.wordpress.com/2022/02/03/terraform-indu...