Originally Posted by MattKing
I wouldn't be the least bit surprised if the dust and squiggles are due to your rather unorthodox scanning method.
Try scanning the freezer paper with just some clear, unexposed film, and see what you get.
Agree. I'd try it without any film... then without the freezer paper...
In my experience, traditional films look much grainier scanned with a flatbed (I use a Epson 1640) than printed.