Maybe embrittlement is the wrong terminus but nevertheless molecular hydrogen poses risks to steel-made components of methane infrastructure. See for example [1

Maybe embrittlement is the wrong terminus but nevertheless molecular hydrogen poses risks to steel-made components of methane infrastructure. See for example [1]. There is also funded research at Fraunhofer [2]. [1] https://www.twi-global.com/technical-knowledge/published-papers/review-of-the-effect-of-hydrogen-gas-on-fatigue-performance-of-steels-june-2010 https://www.twi-global.com/technical-knowledge/published-pap... [2] https://www.lbf.fraunhofer.de/en/projects/hydrogen-cyclic-stress.html https://www.lbf.fraunhofer.de/en/projects/hydrogen-cyclic-st...