Nope. I am talking about the actual surface mount and through-hole transformers that go on circuit boards, not the transformers that hang on poles outside your house. Nor am I talking about futuristic cars that transform into Autobots or Decepticons. I want to know what the darn things are made of that could be supplying the high levels of ionic material I see in my IC extractions. Doug Pauls Principal Materials and Process Engineer Rockwell Collins On Wed, Jun 3, 2015 at 11:20 AM, <[log in to unmask]> wrote: > you mean degraded transformer oil or dielectric fluid? > http://en.wikipedia.org/wiki/Transformer_oil_testing > > > > Good morning all, > > > > I am doing some background research on residues you get from transformers > > and toroid components in an IC extraction. Unfortunately, I don't know > > much about how such components are manufactured or the materials used. > Do > > any of you know of a good tutorial or overview on such > > materials/processes > > that is available on the Net? > > > > Doug Pauls > > Principal Materials and Process Engineer > > Rockwell Collins > > > > > > ______________________________________________________________________ > > This email has been scanned by the Symantec Email Security.cloud service. > > For more information please contact helpdesk at x2960 or > [log in to unmask] > > ______________________________________________________________________ > > > > ______________________________________________________________________ This email has been scanned by the Symantec Email Security.cloud service. For more information please contact helpdesk at x2960 or [log in to unmask] ______________________________________________________________________