This Is Why PCCBs Are So Expensive!

[Martian O]

For all you anoraks out there! Interesting though.

http://www.youtube.com/watch?v=LrhVHA-3ZBU&fea...

[AyBee]

Impressive stuff - thanks

[mollytherocker]

Enjoyed that, it's quite a process.

[thegoose]

Excellent. It would be interesting to see how steel discs are made as a comparison - I'm sure it would be a much shorter film though.