On Mon, 27 Nov 1995, M Walter wrote:

> At 08:16 AM 11/26/97 -0500, you wrote:
> >Hello, list members....
> >I have three PIC questions for the wiser:
> >
> >1.   What is the cheapest POTTING compound I can use to secure my PIC?  I
> >have thought of using polyester resin (fiberglass resin), as I can get a
> >gallon at the auto-parts store for cheap.
> >
> I'd suggest using hot melt glue if it is a small project. You don't have to
> worry about it curing properly, and you can get it open again since it does
> not harden rock hard.

I recall buying some computer upgrades in the 80's that tried to hide how
 they worked by being buried in a black plastic/glass type block, with
 just the edge connectors sticking out.

Is this fiberglass resin that type of stuff?  I always wondered how that did
 that without ruining the board.

Steve