I appreciate that the article does mention use of Primer Cord for cleaning difficult items... On Thu, Apr 4, 2013 at 2:35 AM, Hawkins <ng0g at mchsi.com> wrote: > April, > > Short, complete answer...Primer Cord. > > See: http://en.wikipedia.org/wiki/Detonating_cord > > Works first time, every time. > > Steve ...