Grumpy Old Geeks Topics Carbon dioxide conversion to ethanol Topic Carbon dioxide conversion to ethanol 2 mentions in 1 episode The speakers discuss a reported discovery of a catalyst that converts carbon dioxide into ethanol. Mentions 183: Throwing Pagers at Squirrels Oct 28, 2016 1:20:20 Scientists have found a way to turn carbon dioxide into fuel, into ethanol, specifically. 1:21:03 A catalyst that was turning carbon dioxide into a fuel.