Comment by cjbenedikt
9 hours ago
You can combine it with H2 to produce synthetic fuels. Not ideal but could reduce fossil fuel use and hence new CO2 released.
9 hours ago
You can combine it with H2 to produce synthetic fuels. Not ideal but could reduce fossil fuel use and hence new CO2 released.
Third ingredient missed out: lots of energy.
The reaction of 3 H2 + CO2 -> CH3OH + H2O is exergonic, so the H2 already brings all the energy needed.