There was a How It's Made short on bubblegum. This was back when i was still married with kids, and they would love to see the art of the episode where the finished product was conditioned between two rollers. it looked like someone dancing in Jabba the Hutt's castle. "Show us the Fat Belly Dancer again!!" cn
[video=youtube;WB3st6SQnsk]http://www.youtube.com/watch?v=WB3st6SQnsk[/video]
<edit> "They chewed resin ... from trees." My kind a folks. cn