Graphene oxide sponge soaks up gold from electronic waste | Hacker News

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		Graphene oxide sponge soaks up gold from electronic waste (chemistryworld.com)
		1 point by crescit_eundo 11 months ago \| hide \| past \| favorite \| 1 comment

crescit_eundo 11 months ago [–]

https://archive.ph/PRMmR

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