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Re:Germany boosts renewables with “biggest energy policy ref... by exfascist on Wednesday April 06, 2022 @02:38PM (#30935846)
Smelting isn't just melting, it chemically reduces Iron oxide and needs a reducing agent (hydrogen, CO etc.)
Re:Germany boosts renewables with “biggest energy policy ref... by imtringued on Thursday April 07, 2022 @04:54AM (#30942194)
Aluminum is reduced through electrolysis. I think he means that method can be used for iron which means you don't have to use electrolysis on hydrogen.