From its perch on the roof of a waste recovery facility, the DAC plant collects CO2 that the facility pumps into the air, and chemically deposits it onto the surface of a filter. When each filter ...

You just make a cube using the back of a box fan and five of the filters with duct tape. Now, when using the DIY Corsi-Rosenthal cubes and CO2 level monitors, the CO2 level in a room will remain ...