Slurpee: Fun Facts about the cool treat of 7-Eleven you might not know yet

Did you know that this cold drink was invented by accident? Based on the article in Reader’s Digest, the soda fountain of the Kansas Dairy Queen franchise of Omar Knedlik was often malfunctioning.

In 1959, he started storing his soda in the freezer instead. The semi-frozen pop was loved by his customers and they started asking for it.

Photo credit: Fortune