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<em><references/></em>
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![[Biochar]]
![[Biochar]]
|?||Currently expensive<br>Energy intensive to produce
|?||Currently expensive <br> Energy intensive to produce
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![[Bold and Gold]]<sup>TM</sup>
![[Bold and Gold]]<sup>TM</sup>
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==References==
==References==
''<references/>''
[[category: materials]]
[[category: materials]]