Device that works like a lung makes clean fuel from water. When the team ran the reaction through the lung-like architecture for 250 hours, it retained 97 per cent of its catalytic activity. A traditional carbon-based membrane decayed to 74 per cent of its activity over just 75 hours.

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Device that works like a lung makes clean fuel from water. When the team ran the reaction through the lung-like architecture for 250 hours, it retained 97 per cent of its catalytic activity. A traditional carbon-based membrane decayed to 74 per cent of its activity over just 75 hours.