Remember when cans had Pull Tabs? Did you ever sand on one? OUCH!

Instead of disposing of their pull tabs responsibly, many folks simply discarded them on the ground before chugging away. Walking barefoot on the beach in the 1960s and ’70s was often something of an obstacle course; those tabs weren’t always immediately visible, but they were razor-sharp, and savvy sunbathers included Band-Aids in their picnic baskets for the inevitable sliced toe.