US Department of Agriculture
Choose My Plate: What Are Oils
This website defines "oils" and provides examples. It also names some of the uses for oils as well as sources.
University of Massachusetts
University of Massachusetts: Fats, Oils and Sweets
At this site from the University of Massachusetts there is a very brief write-up on the foods that should be consumed as little as possible: fats, oils, and sweets. After reading about these foods, take a short quiz to test your knowledge.