Alchion t1_iz41c65 wrote
Reply to comment by Songmuddywater in Scientists have analyzed the specific labor costs for producing a 1 carat diamond in mines and through artificial synthesis. The work of human turned out to be more effective: 26 minutes versus 2-3.5 hours. by Skoltech_
i mean do article says that grtting them out of mines is cheaper so that‘s the reason why
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