Re: gum preservatves (polyester resin)
Living in NC, home of the long-leaf pine, I'll have to disagree. Maybe there is a "man-made" resin out there, but there certainly is a pine resin that comes from the bark and needles of pine trees. Rosin is extracted from that, as far as I know. On Sep 5, 2008, at 9:36 AM, Don Bryant wrote: Alberto,
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