In 1933, a lab worker trying to clean a beaker found a stubborn green film, and it wasn't just residue: It changed what kitchens and shipping could wrap.

In a 1933 laboratory accident, a peculiar sticky green slime was discovered, which would eventually evolve into Saran Wrap. Initially dismissed for its clumsiness, it soon garnered attention for its unique properties that sealed out air and moisture. The military and industrial sectors quickly recognized its potential, leading to a significant refinement process.