Show notes

"I'm the lightest element you'll ever find - but don't be fooled, I'm not to be undermined." Geoff's voice avatar speaks in riddles as Melena and Shuko try to solve a puzzle: the mystery of how to produce green hydrogen. Electrolyzers are the main component for turning renewable energy into hydrogen, and at their core is a stack of PEM (proton exchange membrane) electrolysis cells. Bosch's Annika Utz talks about the challenges of developing a stack that can be mass-produced. Since the market for them is evolving, it's a chicken-and-egg problem. Can philosopher Roy Sorensen offer a clue to solving such conundrums? Hit play and find out!

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