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The Beave | 3 months ago (raw) | root | parent | reply | flag +1 
 Useful and useless depending on what form.
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cuban | 3 months ago (raw) | root | parent | reply | flag 
 sounds like you have some signal here ... can you share about where it is useful?
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The Beave | 3 months ago (raw) | root | parent | reply | flag +1 
 Well, sure. Pencils. Certain lubrication situations. Resistors. Exotically: carbon nanotubes are just tubes of graphene.