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To: DUMBGRUNT

Coltan not cobalt, which is a key ingredient for performance miniaturized capacitors

11 posted on 08/08/2017 3:06:25 PM PDT by JudgemAll (Democrats Fed. job-security Whorocracy & hate:hypocrites must be gay like us or be tested/crucifiedc)

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To: JudgemAll

I don’t think they use much coltan with Leyden jars?

19 posted on 08/08/2017 3:47:32 PM PDT by DUMBGRUNT (GO TRUMP!)

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