In this more in-depth examination of the previous "From KNOW-HOW to WOW" episode, everything revolves around the efficiency of PEM electrolysis (PEM = Proton Exchange Membrane). What role does iridium play as a catalyst? How do you ensure that oxygen bubbles do not hinder the electrochemical reaction? How can stacks and power electronics be coupled in the best possible way? Our Bosch expert Annika Utz answers these and many other questions.

More Bosch podcasts: