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A comment on Hardened wood as a renewable alternative to steel and plastic. Parent comment
Steel is perfectly recyclable, but even then there is plenty of iron on earth. We won't be running out of iron.
Edit: Of course, steel is just a name of class of alloys - some of the steel types have a rarer elements like Mo, Ti, V...
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Steel is perfectly recyclable, but even then there is plenty of iron on earth. We won't be running out of iron.
Edit: Of course, steel is just a name of class of alloys - some of the steel types have a rarer elements like Mo, Ti, V...