McDonald’s Engineers a New Type of Straw for Slurping Shamrock Shakes

(via mental_floss)  The Shamrock Shake has been a seasonal McDonald’s specialty for decades, but even the classics can benefit from a high-tech update. This year, the fast food chain is launching a new version of the treat that layers the traditional mint flavor on top of chocolate. And in promotion of the new product, McDonald’s is also releasing a reinvented straw.