How sewage is becoming a source of hydrogen and graphene

Lisa Mansell is chief engineer, innovation and carbon at United Utilities, a UK water and waste service provider. She has led work turning toilet paper in sewage into glucose for use in manufacturing, and recovering biopolymers from sewage sludge

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https://eandt.theiet.org/2026/07/29/how-sewage-becoming-source-hydrogen-and-graphene