Comments by "Jkauppa" (@Jkauppa) on "PORSCHE'S Printed PISTONS - The Printed FUTURE of ENGINE INTERNALS?" video.

  1.  @knutbjornlarsen4435  all possible and should be done
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  2. how about titanium or ceramic stuff?
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  3.  @knutbjornlarsen4435  maybe venture into that, also
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