At 09:23 AM 6/18/2004 -0500, llile@SALTONUSA.COM wrote:

>Paraffin wax is an old technician's trick to keep water out of things.  It is noncondctive and noncorrosive. easy to remove with reapplication of heat. Beats silicon rubber, which sometimes contains acetic acid and eats copper.  We used to fill outdoor sensor boxes with paraffin wax all the time.

It also doesn't significantly affect tuned circuits, so it's used to secure tuning components from vibration.

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