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A comment on Revolutionary Electrolyzer Efficiently Converts CO2 into Renewable Propane Fuel. Parent comment

Re:Revolutionary Electrolyzer Efficiently Converts CO2 into ... by api on Tuesday August 22, 2023 @07:58AM (#37221443)
In the photosynthesis case the bottom of the energy hill is helium in the sun’s core.
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Re:Revolutionary Electrolyzer Efficiently Converts CO2 into ... by XorNot on Tuesday August 22, 2023 @08:32AM (#37221755)
Well and also the CO2 isn't acting as a fuel, it acts as a battery or resource.

Plants make sugar from CO2, and also burn that sugar back to CO2 (plants respire overnight - they're not pure CO2 consumption machines).

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