Rust and CO2
My chemistry isn't quite up to it but I suspect that partial reduction of CO2 is the way to go.
2CO2 -> 2CO + O2
Or even CO2 -> O2 + C (amorphous black dust)
Space/Science » in reply to an idea
My chemistry isn't quite up to it but I suspect that partial reduction of CO2 is the way to go.
2CO2 -> 2CO + O2
Or even CO2 -> O2 + C (amorphous black dust)