What's the Difference: Pine Sap, Pitch, or Resin?

As I was writing an article for the About.com Survival Skills website on the topic of how to make a pine pitch torch, I was confronted by many different terms: sap, pitch, resin, tar, among others. Most people seem to use these words interchangeably, but I wanted to know more about what they’re supposed to…

Sap vs. resin

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