I was under the impression that the pellets are made from waste sawdust from lumber mills.
Also, stove chow can be made from many waste materials that doesn't have a higher and better use. Trash, cherry pits, corn, wheat and sunflower seeds are mentioned in the Wikipedia article.
Granted, the price of grain is going up, too, and it would be more ethically used feeding people, but fuel flexibility has to be a good thing.
"...students of traffic are beginning to realize the false economy of mechanically controlled traffic, and hand work by trained officers will again prevail." - Wm. Phelps Eno, ca. 1928
"I'm searching for the questions, so my answers will make sense." - Stephen Brust