Whether you’re enjoying a nice lemonade on a hot day, playing flip cup in your
dorm room, or tailgating before a Lions game, you’ve probably had a run in with
a Red Solo cup.
They’re simple, nice to hold, and easy to write your name on with a sharpie. But
did you ever stop to wonder about the lines that create the iconic shape?
Apparently, they’re not just for looks – they’ve got actual function! Thanks to
Buzzfeed
[http://www.buzzfeed.com/daves4/the-lines-on-a-red-solo-cup-actually-mean-someth