The basic idea is that carbon dioxide (CO2) gas is bubbled through a liquid metal that breaks the CO2 molecule and creates solid carbon. Temperatures are quite low, and there is no need to inject hydrogen. The energy needed can be provided by a renewable source such as wind or solar.
Carbon Dioxide to Carbon
Carbon Dioxide to Carbon
Carbon Dioxide to Carbon
The basic idea is that carbon dioxide (CO2) gas is bubbled through a liquid metal that breaks the CO2 molecule and creates solid carbon. Temperatures are quite low, and there is no need to inject hydrogen. The energy needed can be provided by a renewable source such as wind or solar.