The Raleigh News and Observer did a follow up report which highlighted TBI picking up the used cooking oil from the town of Cary to be used as biodiesel feedstock.
“From mid-November through the end of January, Cary residents who collected a half-gallon or more of cooking oil and/or animal fat could call the town for curbside pickup. The grease was collected by Triangle Biofuels Industries of Wilson, which turns it into biodiesel.”
Read the article here: http://www.newsobserver.com/news/story/1401577.html
(And no, there were no inaccuracies in the reporting on this article. Well done, N&O.)