On Wed, 29 Jul 2009 08:34:21 +0100, "Dave Plowman (News)"
wrote:

I usually just scrape with the edge of a blade. I was hoping someone had a
chemical solution. That didn't cause problems later on - like an
aggressive flux can if not completely removed afterwards.

I've used fibreglass pencils with success
http://cpc.farnell.com/_/10191/fibre...l/dp/SABU10191
just stroke along the exposed wires. Easier than glasspaper and less
damaging than a knife.

(free delivery today for all CPC orders)