I learned, from the New York Times Magazine, that the corrugated edges on your can of jellied cranberry sauce, the very ones that exist to reinforce the can but also serve decorate your can-shaped blob of sauce, have a name! They are called “beads”.
Happy Thanksgiving from JanesLessonsLearned!
Jane's Lessons Learned 
I learned that sometimes you need the visual. And if it didn’t work, the lesson doesn’t work. So now we have it. A different image, this one you can actually see.