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A comment on Hydrogen made using rust. Parent comment

Re:Hydrogen made using rust by adrianN on Sunday March 08, 2020 @12:36AM (#22516510)
You can always make Methane from Hydrogen.
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Re:Hydrogen made using rust by ghouse on Sunday March 08, 2020 @03:47AM (#22516858)
But cost effectively? Even with free H2, seems the CH4 is expensive to produce.
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