Re:Direct conversion of CO2 to solid carbon by Gallium-based...
by 0xB31B1B on Tuesday January 18, 2022 @08:28PM
(#29988693)
The carbon gains 2 oxygens when combusted, tripling the weight of the original fuel
Re:Direct conversion of CO2 to solid carbon by Gallium-based...
by hamandcheese on Tuesday January 18, 2022 @09:12PM
(#29989023)
Presumably it also loses 2 oxygens when it is turned back into solid carbon.
Maybe something like building solar arrays in semi-arid regions and mixing up the resulting solid carbon into the local soil for some ecological engineering or filling up old mining pits.